Home / 53,764.50-80,660.34-38,000.52

Finding the Fourth Proportional to 53,764.50, 80,660.34 and 38,000.52

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Solution

The fourth proportional to 53,764.50, 80,660.34 and 38,000.52 is: 57,010.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,764.50 : 80,660.34 = 38,000.52 : x
  2. Step 2: Convert to fraction form
    53,764.50/80,660.34 = 38,000.52/x
  3. Step 3: Cross multiply
    53,764.50x = 80,660.34 × 38,000.52
  4. Step 4: Simplify right side
    53,764.50x = 3,065,134,863.38
  5. Step 5: Solve for x
    x = 3,065,134,863.38/53,764.50
  6. Step 6: Final answer
    x = 57,010.39

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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.