Home / 42,318.78-58,400.66-23,197.28

Finding the Fourth Proportional to 42,318.78, 58,400.66 and 23,197.28

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Solution

The fourth proportional to 42,318.78, 58,400.66 and 23,197.28 is: 32,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.78 : 58,400.66 = 23,197.28 : x
  2. Step 2: Convert to fraction form
    42,318.78/58,400.66 = 23,197.28/x
  3. Step 3: Cross multiply
    42,318.78x = 58,400.66 × 23,197.28
  4. Step 4: Simplify right side
    42,318.78x = 1,354,736,462.20
  5. Step 5: Solve for x
    x = 1,354,736,462.20/42,318.78
  6. Step 6: Final answer
    x = 32,012.65

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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.