Home / 42,332.78-58,421.85-23,469.90

Finding the Fourth Proportional to 42,332.78, 58,421.85 and 23,469.90

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Solution

The fourth proportional to 42,332.78, 58,421.85 and 23,469.90 is: 32,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.78 : 58,421.85 = 23,469.90 : x
  2. Step 2: Convert to fraction form
    42,332.78/58,421.85 = 23,469.90/x
  3. Step 3: Cross multiply
    42,332.78x = 58,421.85 × 23,469.90
  4. Step 4: Simplify right side
    42,332.78x = 1,371,154,977.32
  5. Step 5: Solve for x
    x = 1,371,154,977.32/42,332.78
  6. Step 6: Final answer
    x = 32,389.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.