Home / 17,460-26,206.20-8,105.04

Finding the Fourth Proportional to 17,460, 26,206.20 and 8,105.04

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Solution

The fourth proportional to 17,460, 26,206.20 and 8,105.04 is: 12,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,460 : 26,206.20 = 8,105.04 : x
  2. Step 2: Convert to fraction form
    17,460/26,206.20 = 8,105.04/x
  3. Step 3: Cross multiply
    17,460x = 26,206.20 × 8,105.04
  4. Step 4: Simplify right side
    17,460x = 212,402,299.25
  5. Step 5: Solve for x
    x = 212,402,299.25/17,460
  6. Step 6: Final answer
    x = 12,165.08

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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.