Home / 42,138.24-58,150.08-23,277.12

Finding the Fourth Proportional to 42,138.24, 58,150.08 and 23,277.12

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Solution

The fourth proportional to 42,138.24, 58,150.08 and 23,277.12 is: 32,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,138.24 : 58,150.08 = 23,277.12 : x
  2. Step 2: Convert to fraction form
    42,138.24/58,150.08 = 23,277.12/x
  3. Step 3: Cross multiply
    42,138.24x = 58,150.08 × 23,277.12
  4. Step 4: Simplify right side
    42,138.24x = 1,353,566,390.17
  5. Step 5: Solve for x
    x = 1,353,566,390.17/42,138.24
  6. Step 6: Final answer
    x = 32,122.04

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Half scale
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Double scale
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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.