Home / 25,087.20-37,618.65-13,982.10

Finding the Fourth Proportional to 25,087.20, 37,618.65 and 13,982.10

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Solution

The fourth proportional to 25,087.20, 37,618.65 and 13,982.10 is: 20,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,087.20 : 37,618.65 = 13,982.10 : x
  2. Step 2: Convert to fraction form
    25,087.20/37,618.65 = 13,982.10/x
  3. Step 3: Cross multiply
    25,087.20x = 37,618.65 × 13,982.10
  4. Step 4: Simplify right side
    25,087.20x = 525,987,726.17
  5. Step 5: Solve for x
    x = 525,987,726.17/25,087.20
  6. Step 6: Final answer
    x = 20,966.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.