Home / 31,372.74-43,294.45-17,226.49

Finding the Fourth Proportional to 31,372.74, 43,294.45 and 17,226.49

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Solution

The fourth proportional to 31,372.74, 43,294.45 and 17,226.49 is: 23,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372.74 : 43,294.45 = 17,226.49 : x
  2. Step 2: Convert to fraction form
    31,372.74/43,294.45 = 17,226.49/x
  3. Step 3: Cross multiply
    31,372.74x = 43,294.45 × 17,226.49
  4. Step 4: Simplify right side
    31,372.74x = 745,811,409.98
  5. Step 5: Solve for x
    x = 745,811,409.98/31,372.74
  6. Step 6: Final answer
    x = 23,772.59

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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.