Home / 31,650.66-43,677.54-17,503.20

Finding the Fourth Proportional to 31,650.66, 43,677.54 and 17,503.20

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Solution

The fourth proportional to 31,650.66, 43,677.54 and 17,503.20 is: 24,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,650.66 : 43,677.54 = 17,503.20 : x
  2. Step 2: Convert to fraction form
    31,650.66/43,677.54 = 17,503.20/x
  3. Step 3: Cross multiply
    31,650.66x = 43,677.54 × 17,503.20
  4. Step 4: Simplify right side
    31,650.66x = 764,496,718.13
  5. Step 5: Solve for x
    x = 764,496,718.13/31,650.66
  6. Step 6: Final answer
    x = 24,154.21

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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.