Home / 28,253.01-42,404.12-11,625.04

Finding the Fourth Proportional to 28,253.01, 42,404.12 and 11,625.04

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Solution

The fourth proportional to 28,253.01, 42,404.12 and 11,625.04 is: 17,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,253.01 : 42,404.12 = 11,625.04 : x
  2. Step 2: Convert to fraction form
    28,253.01/42,404.12 = 11,625.04/x
  3. Step 3: Cross multiply
    28,253.01x = 42,404.12 × 11,625.04
  4. Step 4: Simplify right side
    28,253.01x = 492,949,591.16
  5. Step 5: Solve for x
    x = 492,949,591.16/28,253.01
  6. Step 6: Final answer
    x = 17,447.68

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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.