Home / 38,767.86-58,415.57-31,901.86

Finding the Fourth Proportional to 38,767.86, 58,415.57 and 31,901.86

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Solution

The fourth proportional to 38,767.86, 58,415.57 and 31,901.86 is: 48,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,767.86 : 58,415.57 = 31,901.86 : x
  2. Step 2: Convert to fraction form
    38,767.86/58,415.57 = 31,901.86/x
  3. Step 3: Cross multiply
    38,767.86x = 58,415.57 × 31,901.86
  4. Step 4: Simplify right side
    38,767.86x = 1,863,565,335.96
  5. Step 5: Solve for x
    x = 1,863,565,335.96/38,767.86
  6. Step 6: Final answer
    x = 48,069.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.