Home / 31,248.08-43,109.52-22,850

Finding the Fourth Proportional to 31,248.08, 43,109.52 and 22,850

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Solution

The fourth proportional to 31,248.08, 43,109.52 and 22,850 is: 31,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.08 : 43,109.52 = 22,850 : x
  2. Step 2: Convert to fraction form
    31,248.08/43,109.52 = 22,850/x
  3. Step 3: Cross multiply
    31,248.08x = 43,109.52 × 22,850
  4. Step 4: Simplify right side
    31,248.08x = 985,052,532.00
  5. Step 5: Solve for x
    x = 985,052,532.00/31,248.08
  6. Step 6: Final answer
    x = 31,523.62

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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.