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Finding the Fourth Proportional to 26,350.65, 39,526.49 and 9,702.11

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Solution

The fourth proportional to 26,350.65, 39,526.49 and 9,702.11 is: 14,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,350.65 : 39,526.49 = 9,702.11 : x
  2. Step 2: Convert to fraction form
    26,350.65/39,526.49 = 9,702.11/x
  3. Step 3: Cross multiply
    26,350.65x = 39,526.49 × 9,702.11
  4. Step 4: Simplify right side
    26,350.65x = 383,490,476.97
  5. Step 5: Solve for x
    x = 383,490,476.97/26,350.65
  6. Step 6: Final answer
    x = 14,553.36

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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.