Home / 55,451.28-76,462.24-37,515.20

Finding the Fourth Proportional to 55,451.28, 76,462.24 and 37,515.20

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Solution

The fourth proportional to 55,451.28, 76,462.24 and 37,515.20 is: 51,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.28 : 76,462.24 = 37,515.20 : x
  2. Step 2: Convert to fraction form
    55,451.28/76,462.24 = 37,515.20/x
  3. Step 3: Cross multiply
    55,451.28x = 76,462.24 × 37,515.20
  4. Step 4: Simplify right side
    55,451.28x = 2,868,496,226.05
  5. Step 5: Solve for x
    x = 2,868,496,226.05/55,451.28
  6. Step 6: Final answer
    x = 51,730.03

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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.