Home / 31,890.40-44,008.95-17,744.14

Finding the Fourth Proportional to 31,890.40, 44,008.95 and 17,744.14

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Solution

The fourth proportional to 31,890.40, 44,008.95 and 17,744.14 is: 24,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890.40 : 44,008.95 = 17,744.14 : x
  2. Step 2: Convert to fraction form
    31,890.40/44,008.95 = 17,744.14/x
  3. Step 3: Cross multiply
    31,890.40x = 44,008.95 × 17,744.14
  4. Step 4: Simplify right side
    31,890.40x = 780,900,970.05
  5. Step 5: Solve for x
    x = 780,900,970.05/31,890.40
  6. Step 6: Final answer
    x = 24,487.02

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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.