Home / 38,565.23-57,845.41-12,288.83

Finding the Fourth Proportional to 38,565.23, 57,845.41 and 12,288.83

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Solution

The fourth proportional to 38,565.23, 57,845.41 and 12,288.83 is: 18,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.23 : 57,845.41 = 12,288.83 : x
  2. Step 2: Convert to fraction form
    38,565.23/57,845.41 = 12,288.83/x
  3. Step 3: Cross multiply
    38,565.23x = 57,845.41 × 12,288.83
  4. Step 4: Simplify right side
    38,565.23x = 710,852,089.82
  5. Step 5: Solve for x
    x = 710,852,089.82/38,565.23
  6. Step 6: Final answer
    x = 18,432.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.