Home / 83,674.73-125,512.07-21,345.23

Finding the Fourth Proportional to 83,674.73, 125,512.07 and 21,345.23

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Solution

The fourth proportional to 83,674.73, 125,512.07 and 21,345.23 is: 32,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,674.73 : 125,512.07 = 21,345.23 : x
  2. Step 2: Convert to fraction form
    83,674.73/125,512.07 = 21,345.23/x
  3. Step 3: Cross multiply
    83,674.73x = 125,512.07 × 21,345.23
  4. Step 4: Simplify right side
    83,674.73x = 2,679,083,267.64
  5. Step 5: Solve for x
    x = 2,679,083,267.64/83,674.73
  6. Step 6: Final answer
    x = 32,017.83

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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.