Home / 26,149.20-36,080.10-14,817.70

Finding the Fourth Proportional to 26,149.20, 36,080.10 and 14,817.70

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Solution

The fourth proportional to 26,149.20, 36,080.10 and 14,817.70 is: 20,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.20 : 36,080.10 = 14,817.70 : x
  2. Step 2: Convert to fraction form
    26,149.20/36,080.10 = 14,817.70/x
  3. Step 3: Cross multiply
    26,149.20x = 36,080.10 × 14,817.70
  4. Step 4: Simplify right side
    26,149.20x = 534,624,097.77
  5. Step 5: Solve for x
    x = 534,624,097.77/26,149.20
  6. Step 6: Final answer
    x = 20,445.14

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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.