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Finding the Fourth Proportional to 17,951.16, 26,926.98 and 6,264.72

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Solution

The fourth proportional to 17,951.16, 26,926.98 and 6,264.72 is: 9,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.16 : 26,926.98 = 6,264.72 : x
  2. Step 2: Convert to fraction form
    17,951.16/26,926.98 = 6,264.72/x
  3. Step 3: Cross multiply
    17,951.16x = 26,926.98 × 6,264.72
  4. Step 4: Simplify right side
    17,951.16x = 168,689,990.15
  5. Step 5: Solve for x
    x = 168,689,990.15/17,951.16
  6. Step 6: Final answer
    x = 9,397.16

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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.