Home / 37,134.79-55,704.02-13,755.76

Finding the Fourth Proportional to 37,134.79, 55,704.02 and 13,755.76

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Solution

The fourth proportional to 37,134.79, 55,704.02 and 13,755.76 is: 20,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.79 : 55,704.02 = 13,755.76 : x
  2. Step 2: Convert to fraction form
    37,134.79/55,704.02 = 13,755.76/x
  3. Step 3: Cross multiply
    37,134.79x = 55,704.02 × 13,755.76
  4. Step 4: Simplify right side
    37,134.79x = 766,251,130.16
  5. Step 5: Solve for x
    x = 766,251,130.16/37,134.79
  6. Step 6: Final answer
    x = 20,634.32

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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.