Home / 26,366.20-39,549.30-10,780.18

Finding the Fourth Proportional to 26,366.20, 39,549.30 and 10,780.18

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Solution

The fourth proportional to 26,366.20, 39,549.30 and 10,780.18 is: 16,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.20 : 39,549.30 = 10,780.18 : x
  2. Step 2: Convert to fraction form
    26,366.20/39,549.30 = 10,780.18/x
  3. Step 3: Cross multiply
    26,366.20x = 39,549.30 × 10,780.18
  4. Step 4: Simplify right side
    26,366.20x = 426,348,572.87
  5. Step 5: Solve for x
    x = 426,348,572.87/26,366.20
  6. Step 6: Final answer
    x = 16,170.27

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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.