Home / 18,005.36-24,844.56-10,047.20

Finding the Fourth Proportional to 18,005.36, 24,844.56 and 10,047.20

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Solution

The fourth proportional to 18,005.36, 24,844.56 and 10,047.20 is: 13,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.36 : 24,844.56 = 10,047.20 : x
  2. Step 2: Convert to fraction form
    18,005.36/24,844.56 = 10,047.20/x
  3. Step 3: Cross multiply
    18,005.36x = 24,844.56 × 10,047.20
  4. Step 4: Simplify right side
    18,005.36x = 249,618,263.23
  5. Step 5: Solve for x
    x = 249,618,263.23/18,005.36
  6. Step 6: Final answer
    x = 13,863.55

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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.