Home / 27,234.12-40,854.66-9,705.72

Finding the Fourth Proportional to 27,234.12, 40,854.66 and 9,705.72

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Solution

The fourth proportional to 27,234.12, 40,854.66 and 9,705.72 is: 14,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.12 : 40,854.66 = 9,705.72 : x
  2. Step 2: Convert to fraction form
    27,234.12/40,854.66 = 9,705.72/x
  3. Step 3: Cross multiply
    27,234.12x = 40,854.66 × 9,705.72
  4. Step 4: Simplify right side
    27,234.12x = 396,523,890.66
  5. Step 5: Solve for x
    x = 396,523,890.66/27,234.12
  6. Step 6: Final answer
    x = 14,559.82

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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.