Home / 45,098.34-67,647.45-18,092.88

Finding the Fourth Proportional to 45,098.34, 67,647.45 and 18,092.88

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Solution

The fourth proportional to 45,098.34, 67,647.45 and 18,092.88 is: 27,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,098.34 : 67,647.45 = 18,092.88 : x
  2. Step 2: Convert to fraction form
    45,098.34/67,647.45 = 18,092.88/x
  3. Step 3: Cross multiply
    45,098.34x = 67,647.45 × 18,092.88
  4. Step 4: Simplify right side
    45,098.34x = 1,223,937,195.16
  5. Step 5: Solve for x
    x = 1,223,937,195.16/45,098.34
  6. Step 6: Final answer
    x = 27,139.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.