Home / 17,545.92-26,294.28-7,664.64

Finding the Fourth Proportional to 17,545.92, 26,294.28 and 7,664.64

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Solution

The fourth proportional to 17,545.92, 26,294.28 and 7,664.64 is: 11,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.92 : 26,294.28 = 7,664.64 : x
  2. Step 2: Convert to fraction form
    17,545.92/26,294.28 = 7,664.64/x
  3. Step 3: Cross multiply
    17,545.92x = 26,294.28 × 7,664.64
  4. Step 4: Simplify right side
    17,545.92x = 201,536,190.26
  5. Step 5: Solve for x
    x = 201,536,190.26/17,545.92
  6. Step 6: Final answer
    x = 11,486.21

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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.