Home / 38,272.48-52,814.97-21,276.32

Finding the Fourth Proportional to 38,272.48, 52,814.97 and 21,276.32

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Solution

The fourth proportional to 38,272.48, 52,814.97 and 21,276.32 is: 29,360.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,272.48 : 52,814.97 = 21,276.32 : x
  2. Step 2: Convert to fraction form
    38,272.48/52,814.97 = 21,276.32/x
  3. Step 3: Cross multiply
    38,272.48x = 52,814.97 × 21,276.32
  4. Step 4: Simplify right side
    38,272.48x = 1,123,707,938.44
  5. Step 5: Solve for x
    x = 1,123,707,938.44/38,272.48
  6. Step 6: Final answer
    x = 29,360.73

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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.