Home / 39,902.68-59,849.14-10,318.04

Finding the Fourth Proportional to 39,902.68, 59,849.14 and 10,318.04

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Solution

The fourth proportional to 39,902.68, 59,849.14 and 10,318.04 is: 15,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902.68 : 59,849.14 = 10,318.04 : x
  2. Step 2: Convert to fraction form
    39,902.68/59,849.14 = 10,318.04/x
  3. Step 3: Cross multiply
    39,902.68x = 59,849.14 × 10,318.04
  4. Step 4: Simplify right side
    39,902.68x = 617,525,820.49
  5. Step 5: Solve for x
    x = 617,525,820.49/39,902.68
  6. Step 6: Final answer
    x = 15,475.80

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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.