Home / 15,646.11-23,469.15-10,391.38

Finding the Fourth Proportional to 15,646.11, 23,469.15 and 10,391.38

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Solution

The fourth proportional to 15,646.11, 23,469.15 and 10,391.38 is: 15,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.11 : 23,469.15 = 10,391.38 : x
  2. Step 2: Convert to fraction form
    15,646.11/23,469.15 = 10,391.38/x
  3. Step 3: Cross multiply
    15,646.11x = 23,469.15 × 10,391.38
  4. Step 4: Simplify right side
    15,646.11x = 243,876,777.55
  5. Step 5: Solve for x
    x = 243,876,777.55/15,646.11
  6. Step 6: Final answer
    x = 15,587.06

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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.