Home / 17,545.16-26,288.52-12,340.04

Finding the Fourth Proportional to 17,545.16, 26,288.52 and 12,340.04

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Solution

The fourth proportional to 17,545.16, 26,288.52 and 12,340.04 is: 18,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.16 : 26,288.52 = 12,340.04 : x
  2. Step 2: Convert to fraction form
    17,545.16/26,288.52 = 12,340.04/x
  3. Step 3: Cross multiply
    17,545.16x = 26,288.52 × 12,340.04
  4. Step 4: Simplify right side
    17,545.16x = 324,401,388.34
  5. Step 5: Solve for x
    x = 324,401,388.34/17,545.16
  6. Step 6: Final answer
    x = 18,489.51

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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.