Home / 42,212.92-58,221.38-29,462.02

Finding the Fourth Proportional to 42,212.92, 58,221.38 and 29,462.02

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Solution

The fourth proportional to 42,212.92, 58,221.38 and 29,462.02 is: 40,634.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,212.92 : 58,221.38 = 29,462.02 : x
  2. Step 2: Convert to fraction form
    42,212.92/58,221.38 = 29,462.02/x
  3. Step 3: Cross multiply
    42,212.92x = 58,221.38 × 29,462.02
  4. Step 4: Simplify right side
    42,212.92x = 1,715,319,461.99
  5. Step 5: Solve for x
    x = 1,715,319,461.99/42,212.92
  6. Step 6: Final answer
    x = 40,634.94

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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.