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Finding the Fourth Proportional to 17,337.68, 26,007.60 and 6,948.08

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Solution

The fourth proportional to 17,337.68, 26,007.60 and 6,948.08 is: 10,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,337.68 : 26,007.60 = 6,948.08 : x
  2. Step 2: Convert to fraction form
    17,337.68/26,007.60 = 6,948.08/x
  3. Step 3: Cross multiply
    17,337.68x = 26,007.60 × 6,948.08
  4. Step 4: Simplify right side
    17,337.68x = 180,702,885.41
  5. Step 5: Solve for x
    x = 180,702,885.41/17,337.68
  6. Step 6: Final answer
    x = 10,422.55

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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.