Home / 38,723.46-58,092.75-12,426.18

Finding the Fourth Proportional to 38,723.46, 58,092.75 and 12,426.18

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Solution

The fourth proportional to 38,723.46, 58,092.75 and 12,426.18 is: 18,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,723.46 : 58,092.75 = 12,426.18 : x
  2. Step 2: Convert to fraction form
    38,723.46/58,092.75 = 12,426.18/x
  3. Step 3: Cross multiply
    38,723.46x = 58,092.75 × 12,426.18
  4. Step 4: Simplify right side
    38,723.46x = 721,870,968.20
  5. Step 5: Solve for x
    x = 721,870,968.20/38,723.46
  6. Step 6: Final answer
    x = 18,641.70

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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.