Home / 42,645.06-58,777.38-29,192.58

Finding the Fourth Proportional to 42,645.06, 58,777.38 and 29,192.58

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Solution

The fourth proportional to 42,645.06, 58,777.38 and 29,192.58 is: 40,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,645.06 : 58,777.38 = 29,192.58 : x
  2. Step 2: Convert to fraction form
    42,645.06/58,777.38 = 29,192.58/x
  3. Step 3: Cross multiply
    42,645.06x = 58,777.38 × 29,192.58
  4. Step 4: Simplify right side
    42,645.06x = 1,715,863,367.84
  5. Step 5: Solve for x
    x = 1,715,863,367.84/42,645.06
  6. Step 6: Final answer
    x = 40,235.92

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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.