Home / 38,733.80-53,446.12-22,821.44

Finding the Fourth Proportional to 38,733.80, 53,446.12 and 22,821.44

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Solution

The fourth proportional to 38,733.80, 53,446.12 and 22,821.44 is: 31,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,733.80 : 53,446.12 = 22,821.44 : x
  2. Step 2: Convert to fraction form
    38,733.80/53,446.12 = 22,821.44/x
  3. Step 3: Cross multiply
    38,733.80x = 53,446.12 × 22,821.44
  4. Step 4: Simplify right side
    38,733.80x = 1,219,717,420.81
  5. Step 5: Solve for x
    x = 1,219,717,420.81/38,733.80
  6. Step 6: Final answer
    x = 31,489.74

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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.