Home / 50,755.28-76,140.16-15,697.68

Finding the Fourth Proportional to 50,755.28, 76,140.16 and 15,697.68

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Solution

The fourth proportional to 50,755.28, 76,140.16 and 15,697.68 is: 23,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,755.28 : 76,140.16 = 15,697.68 : x
  2. Step 2: Convert to fraction form
    50,755.28/76,140.16 = 15,697.68/x
  3. Step 3: Cross multiply
    50,755.28x = 76,140.16 × 15,697.68
  4. Step 4: Simplify right side
    50,755.28x = 1,195,223,866.83
  5. Step 5: Solve for x
    x = 1,195,223,866.83/50,755.28
  6. Step 6: Final answer
    x = 23,548.76

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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.