Home / 38,659.13-53,348.70-22,744.61

Finding the Fourth Proportional to 38,659.13, 53,348.70 and 22,744.61

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Solution

The fourth proportional to 38,659.13, 53,348.70 and 22,744.61 is: 31,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,659.13 : 53,348.70 = 22,744.61 : x
  2. Step 2: Convert to fraction form
    38,659.13/53,348.70 = 22,744.61/x
  3. Step 3: Cross multiply
    38,659.13x = 53,348.70 × 22,744.61
  4. Step 4: Simplify right side
    38,659.13x = 1,213,395,108.76
  5. Step 5: Solve for x
    x = 1,213,395,108.76/38,659.13
  6. Step 6: Final answer
    x = 31,387.02

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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.