Home / 18,106.39-24,986.37-10,040.08

Finding the Fourth Proportional to 18,106.39, 24,986.37 and 10,040.08

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Solution

The fourth proportional to 18,106.39, 24,986.37 and 10,040.08 is: 13,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.39 : 24,986.37 = 10,040.08 : x
  2. Step 2: Convert to fraction form
    18,106.39/24,986.37 = 10,040.08/x
  3. Step 3: Cross multiply
    18,106.39x = 24,986.37 × 10,040.08
  4. Step 4: Simplify right side
    18,106.39x = 250,865,028.78
  5. Step 5: Solve for x
    x = 250,865,028.78/18,106.39
  6. Step 6: Final answer
    x = 13,855.05

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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.