Home / 31,938.60-44,071.38-17,786.28

Finding the Fourth Proportional to 31,938.60, 44,071.38 and 17,786.28

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Solution

The fourth proportional to 31,938.60, 44,071.38 and 17,786.28 is: 24,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938.60 : 44,071.38 = 17,786.28 : x
  2. Step 2: Convert to fraction form
    31,938.60/44,071.38 = 17,786.28/x
  3. Step 3: Cross multiply
    31,938.60x = 44,071.38 × 17,786.28
  4. Step 4: Simplify right side
    31,938.60x = 783,865,904.67
  5. Step 5: Solve for x
    x = 783,865,904.67/31,938.60
  6. Step 6: Final answer
    x = 24,542.90

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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.