Home / 22,947.44-31,677.96-17,640.40

Finding the Fourth Proportional to 22,947.44, 31,677.96 and 17,640.40

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Solution

The fourth proportional to 22,947.44, 31,677.96 and 17,640.40 is: 24,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.44 : 31,677.96 = 17,640.40 : x
  2. Step 2: Convert to fraction form
    22,947.44/31,677.96 = 17,640.40/x
  3. Step 3: Cross multiply
    22,947.44x = 31,677.96 × 17,640.40
  4. Step 4: Simplify right side
    22,947.44x = 558,811,885.58
  5. Step 5: Solve for x
    x = 558,811,885.58/22,947.44
  6. Step 6: Final answer
    x = 24,351.82

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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.