Home / 42,992.41-59,332.19-28,627.61

Finding the Fourth Proportional to 42,992.41, 59,332.19 and 28,627.61

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Solution

The fourth proportional to 42,992.41, 59,332.19 and 28,627.61 is: 39,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,992.41 : 59,332.19 = 28,627.61 : x
  2. Step 2: Convert to fraction form
    42,992.41/59,332.19 = 28,627.61/x
  3. Step 3: Cross multiply
    42,992.41x = 59,332.19 × 28,627.61
  4. Step 4: Simplify right side
    42,992.41x = 1,698,538,652.63
  5. Step 5: Solve for x
    x = 1,698,538,652.63/42,992.41
  6. Step 6: Final answer
    x = 39,507.87

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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.