Home / 31,912.60-44,038.20-17,765.14

Finding the Fourth Proportional to 31,912.60, 44,038.20 and 17,765.14

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Solution

The fourth proportional to 31,912.60, 44,038.20 and 17,765.14 is: 24,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.60 : 44,038.20 = 17,765.14 : x
  2. Step 2: Convert to fraction form
    31,912.60/44,038.20 = 17,765.14/x
  3. Step 3: Cross multiply
    31,912.60x = 44,038.20 × 17,765.14
  4. Step 4: Simplify right side
    31,912.60x = 782,344,788.35
  5. Step 5: Solve for x
    x = 782,344,788.35/31,912.60
  6. Step 6: Final answer
    x = 24,515.23

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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.