Home / 39,079.80-58,607.46-14,116.56

Finding the Fourth Proportional to 39,079.80, 58,607.46 and 14,116.56

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Solution

The fourth proportional to 39,079.80, 58,607.46 and 14,116.56 is: 21,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079.80 : 58,607.46 = 14,116.56 : x
  2. Step 2: Convert to fraction form
    39,079.80/58,607.46 = 14,116.56/x
  3. Step 3: Cross multiply
    39,079.80x = 58,607.46 × 14,116.56
  4. Step 4: Simplify right side
    39,079.80x = 827,335,725.54
  5. Step 5: Solve for x
    x = 827,335,725.54/39,079.80
  6. Step 6: Final answer
    x = 21,170.42

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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.