Home / 53,861.46-80,671.85-39,036.33

Finding the Fourth Proportional to 53,861.46, 80,671.85 and 39,036.33

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Solution

The fourth proportional to 53,861.46, 80,671.85 and 39,036.33 is: 58,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.46 : 80,671.85 = 39,036.33 : x
  2. Step 2: Convert to fraction form
    53,861.46/80,671.85 = 39,036.33/x
  3. Step 3: Cross multiply
    53,861.46x = 80,671.85 × 39,036.33
  4. Step 4: Simplify right side
    53,861.46x = 3,149,132,909.52
  5. Step 5: Solve for x
    x = 3,149,132,909.52/53,861.46
  6. Step 6: Final answer
    x = 58,467.28

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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.