Home / 22,939.40-31,671.60-17,624.72

Finding the Fourth Proportional to 22,939.40, 31,671.60 and 17,624.72

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Solution

The fourth proportional to 22,939.40, 31,671.60 and 17,624.72 is: 24,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,939.40 : 31,671.60 = 17,624.72 : x
  2. Step 2: Convert to fraction form
    22,939.40/31,671.60 = 17,624.72/x
  3. Step 3: Cross multiply
    22,939.40x = 31,671.60 × 17,624.72
  4. Step 4: Simplify right side
    22,939.40x = 558,203,081.95
  5. Step 5: Solve for x
    x = 558,203,081.95/22,939.40
  6. Step 6: Final answer
    x = 24,333.81

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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.