Home / 38,278.12-52,827.96-22,367.92

Finding the Fourth Proportional to 38,278.12, 52,827.96 and 22,367.92

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Solution

The fourth proportional to 38,278.12, 52,827.96 and 22,367.92 is: 30,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,278.12 : 52,827.96 = 22,367.92 : x
  2. Step 2: Convert to fraction form
    38,278.12/52,827.96 = 22,367.92/x
  3. Step 3: Cross multiply
    38,278.12x = 52,827.96 × 22,367.92
  4. Step 4: Simplify right side
    38,278.12x = 1,181,651,583.04
  5. Step 5: Solve for x
    x = 1,181,651,583.04/38,278.12
  6. Step 6: Final answer
    x = 30,870.16

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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.