Home / 53,668.74-80,531.46-38,998.92

Finding the Fourth Proportional to 53,668.74, 80,531.46 and 38,998.92

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Solution

The fourth proportional to 53,668.74, 80,531.46 and 38,998.92 is: 58,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.74 : 80,531.46 = 38,998.92 : x
  2. Step 2: Convert to fraction form
    53,668.74/80,531.46 = 38,998.92/x
  3. Step 3: Cross multiply
    53,668.74x = 80,531.46 × 38,998.92
  4. Step 4: Simplify right side
    53,668.74x = 3,140,639,966.02
  5. Step 5: Solve for x
    x = 3,140,639,966.02/53,668.74
  6. Step 6: Final answer
    x = 58,518.98

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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.