Home / 31,951.30-44,092.96-18,530.51

Finding the Fourth Proportional to 31,951.30, 44,092.96 and 18,530.51

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Solution

The fourth proportional to 31,951.30, 44,092.96 and 18,530.51 is: 25,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,951.30 : 44,092.96 = 18,530.51 : x
  2. Step 2: Convert to fraction form
    31,951.30/44,092.96 = 18,530.51/x
  3. Step 3: Cross multiply
    31,951.30x = 44,092.96 × 18,530.51
  4. Step 4: Simplify right side
    31,951.30x = 817,064,995.47
  5. Step 5: Solve for x
    x = 817,064,995.47/31,951.30
  6. Step 6: Final answer
    x = 25,572.20

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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.