Home / 31,327.52-43,225.70-17,903.18

Finding the Fourth Proportional to 31,327.52, 43,225.70 and 17,903.18

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Solution

The fourth proportional to 31,327.52, 43,225.70 and 17,903.18 is: 24,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,327.52 : 43,225.70 = 17,903.18 : x
  2. Step 2: Convert to fraction form
    31,327.52/43,225.70 = 17,903.18/x
  3. Step 3: Cross multiply
    31,327.52x = 43,225.70 × 17,903.18
  4. Step 4: Simplify right side
    31,327.52x = 773,877,487.73
  5. Step 5: Solve for x
    x = 773,877,487.73/31,327.52
  6. Step 6: Final answer
    x = 24,702.80

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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.