Home / 39,773.10-59,658.24-10,191.20

Finding the Fourth Proportional to 39,773.10, 59,658.24 and 10,191.20

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Solution

The fourth proportional to 39,773.10, 59,658.24 and 10,191.20 is: 15,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,773.10 : 59,658.24 = 10,191.20 : x
  2. Step 2: Convert to fraction form
    39,773.10/59,658.24 = 10,191.20/x
  3. Step 3: Cross multiply
    39,773.10x = 59,658.24 × 10,191.20
  4. Step 4: Simplify right side
    39,773.10x = 607,989,055.49
  5. Step 5: Solve for x
    x = 607,989,055.49/39,773.10
  6. Step 6: Final answer
    x = 15,286.44

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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.