Home / 38,426.34-57,561.60-21,751.32

Finding the Fourth Proportional to 38,426.34, 57,561.60 and 21,751.32

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Solution

The fourth proportional to 38,426.34, 57,561.60 and 21,751.32 is: 32,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,426.34 : 57,561.60 = 21,751.32 : x
  2. Step 2: Convert to fraction form
    38,426.34/57,561.60 = 21,751.32/x
  3. Step 3: Cross multiply
    38,426.34x = 57,561.60 × 21,751.32
  4. Step 4: Simplify right side
    38,426.34x = 1,252,040,781.31
  5. Step 5: Solve for x
    x = 1,252,040,781.31/38,426.34
  6. Step 6: Final answer
    x = 32,582.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.