Home / 17,885.20-26,808.36-9,108.04

Finding the Fourth Proportional to 17,885.20, 26,808.36 and 9,108.04

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Solution

The fourth proportional to 17,885.20, 26,808.36 and 9,108.04 is: 13,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885.20 : 26,808.36 = 9,108.04 : x
  2. Step 2: Convert to fraction form
    17,885.20/26,808.36 = 9,108.04/x
  3. Step 3: Cross multiply
    17,885.20x = 26,808.36 × 9,108.04
  4. Step 4: Simplify right side
    17,885.20x = 244,171,615.21
  5. Step 5: Solve for x
    x = 244,171,615.21/17,885.20
  6. Step 6: Final answer
    x = 13,652.16

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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.