Home / 26,178.67-36,127.56-15,002.83

Finding the Fourth Proportional to 26,178.67, 36,127.56 and 15,002.83

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Solution

The fourth proportional to 26,178.67, 36,127.56 and 15,002.83 is: 20,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178.67 : 36,127.56 = 15,002.83 : x
  2. Step 2: Convert to fraction form
    26,178.67/36,127.56 = 15,002.83/x
  3. Step 3: Cross multiply
    26,178.67x = 36,127.56 × 15,002.83
  4. Step 4: Simplify right side
    26,178.67x = 542,015,640.99
  5. Step 5: Solve for x
    x = 542,015,640.99/26,178.67
  6. Step 6: Final answer
    x = 20,704.48

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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.