Home / 38,257.16-52,766.64-22,340.72

Finding the Fourth Proportional to 38,257.16, 52,766.64 and 22,340.72

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Solution

The fourth proportional to 38,257.16, 52,766.64 and 22,340.72 is: 30,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.16 : 52,766.64 = 22,340.72 : x
  2. Step 2: Convert to fraction form
    38,257.16/52,766.64 = 22,340.72/x
  3. Step 3: Cross multiply
    38,257.16x = 52,766.64 × 22,340.72
  4. Step 4: Simplify right side
    38,257.16x = 1,178,844,729.58
  5. Step 5: Solve for x
    x = 1,178,844,729.58/38,257.16
  6. Step 6: Final answer
    x = 30,813.70

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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.