Home / 31,584.65-47,377.17-21,693.92

Finding the Fourth Proportional to 31,584.65, 47,377.17 and 21,693.92

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Solution

The fourth proportional to 31,584.65, 47,377.17 and 21,693.92 is: 32,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.65 : 47,377.17 = 21,693.92 : x
  2. Step 2: Convert to fraction form
    31,584.65/47,377.17 = 21,693.92/x
  3. Step 3: Cross multiply
    31,584.65x = 47,377.17 × 21,693.92
  4. Step 4: Simplify right side
    31,584.65x = 1,027,796,298.92
  5. Step 5: Solve for x
    x = 1,027,796,298.92/31,584.65
  6. Step 6: Final answer
    x = 32,541.01

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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.