Home / 31,982.81-44,134.19-17,641.78

Finding the Fourth Proportional to 31,982.81, 44,134.19 and 17,641.78

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Solution

The fourth proportional to 31,982.81, 44,134.19 and 17,641.78 is: 24,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.81 : 44,134.19 = 17,641.78 : x
  2. Step 2: Convert to fraction form
    31,982.81/44,134.19 = 17,641.78/x
  3. Step 3: Cross multiply
    31,982.81x = 44,134.19 × 17,641.78
  4. Step 4: Simplify right side
    31,982.81x = 778,605,670.46
  5. Step 5: Solve for x
    x = 778,605,670.46/31,982.81
  6. Step 6: Final answer
    x = 24,344.50

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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.