Home / 26,543.10-36,640.98-17,574.78

Finding the Fourth Proportional to 26,543.10, 36,640.98 and 17,574.78

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Solution

The fourth proportional to 26,543.10, 36,640.98 and 17,574.78 is: 24,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,543.10 : 36,640.98 = 17,574.78 : x
  2. Step 2: Convert to fraction form
    26,543.10/36,640.98 = 17,574.78/x
  3. Step 3: Cross multiply
    26,543.10x = 36,640.98 × 17,574.78
  4. Step 4: Simplify right side
    26,543.10x = 643,957,162.48
  5. Step 5: Solve for x
    x = 643,957,162.48/26,543.10
  6. Step 6: Final answer
    x = 24,260.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.