Home / 31,634.55-43,650.90-17,487.50

Finding the Fourth Proportional to 31,634.55, 43,650.90 and 17,487.50

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Solution

The fourth proportional to 31,634.55, 43,650.90 and 17,487.50 is: 24,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.55 : 43,650.90 = 17,487.50 : x
  2. Step 2: Convert to fraction form
    31,634.55/43,650.90 = 17,487.50/x
  3. Step 3: Cross multiply
    31,634.55x = 43,650.90 × 17,487.50
  4. Step 4: Simplify right side
    31,634.55x = 763,344,895.50
  5. Step 5: Solve for x
    x = 763,344,895.50/31,634.55
  6. Step 6: Final answer
    x = 24,130.10

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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.