Home / 39,153.28-58,732.08-15,777.04

Finding the Fourth Proportional to 39,153.28, 58,732.08 and 15,777.04

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Solution

The fourth proportional to 39,153.28, 58,732.08 and 15,777.04 is: 23,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,153.28 : 58,732.08 = 15,777.04 : x
  2. Step 2: Convert to fraction form
    39,153.28/58,732.08 = 15,777.04/x
  3. Step 3: Cross multiply
    39,153.28x = 58,732.08 × 15,777.04
  4. Step 4: Simplify right side
    39,153.28x = 926,618,375.44
  5. Step 5: Solve for x
    x = 926,618,375.44/39,153.28
  6. Step 6: Final answer
    x = 23,666.43

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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.