Home / 31,930.62-44,056.35-17,779.92

Finding the Fourth Proportional to 31,930.62, 44,056.35 and 17,779.92

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Solution

The fourth proportional to 31,930.62, 44,056.35 and 17,779.92 is: 24,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.62 : 44,056.35 = 17,779.92 : x
  2. Step 2: Convert to fraction form
    31,930.62/44,056.35 = 17,779.92/x
  3. Step 3: Cross multiply
    31,930.62x = 44,056.35 × 17,779.92
  4. Step 4: Simplify right side
    31,930.62x = 783,318,378.49
  5. Step 5: Solve for x
    x = 783,318,378.49/31,930.62
  6. Step 6: Final answer
    x = 24,531.89

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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.