Home / 18,013.36-24,858.84-10,055.20

Finding the Fourth Proportional to 18,013.36, 24,858.84 and 10,055.20

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Solution

The fourth proportional to 18,013.36, 24,858.84 and 10,055.20 is: 13,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013.36 : 24,858.84 = 10,055.20 : x
  2. Step 2: Convert to fraction form
    18,013.36/24,858.84 = 10,055.20/x
  3. Step 3: Cross multiply
    18,013.36x = 24,858.84 × 10,055.20
  4. Step 4: Simplify right side
    18,013.36x = 249,960,607.97
  5. Step 5: Solve for x
    x = 249,960,607.97/18,013.36
  6. Step 6: Final answer
    x = 13,876.40

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Half scale
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Double scale
Find fourth proportional to 18,014.36, 24,860.22 and 10,056.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.