Home / 31,581.23-43,585.16-23,609.61

Finding the Fourth Proportional to 31,581.23, 43,585.16 and 23,609.61

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Solution

The fourth proportional to 31,581.23, 43,585.16 and 23,609.61 is: 32,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581.23 : 43,585.16 = 23,609.61 : x
  2. Step 2: Convert to fraction form
    31,581.23/43,585.16 = 23,609.61/x
  3. Step 3: Cross multiply
    31,581.23x = 43,585.16 × 23,609.61
  4. Step 4: Simplify right side
    31,581.23x = 1,029,028,511.34
  5. Step 5: Solve for x
    x = 1,029,028,511.34/31,581.23
  6. Step 6: Final answer
    x = 32,583.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.