Home / 17,087.10-25,630.65-9,213.90

Finding the Fourth Proportional to 17,087.10, 25,630.65 and 9,213.90

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Solution

The fourth proportional to 17,087.10, 25,630.65 and 9,213.90 is: 13,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.10 : 25,630.65 = 9,213.90 : x
  2. Step 2: Convert to fraction form
    17,087.10/25,630.65 = 9,213.90/x
  3. Step 3: Cross multiply
    17,087.10x = 25,630.65 × 9,213.90
  4. Step 4: Simplify right side
    17,087.10x = 236,158,246.04
  5. Step 5: Solve for x
    x = 236,158,246.04/17,087.10
  6. Step 6: Final answer
    x = 13,820.85

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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.