Home / 40,787.32-56,286.66-22,883.08

Finding the Fourth Proportional to 40,787.32, 56,286.66 and 22,883.08

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Solution

The fourth proportional to 40,787.32, 56,286.66 and 22,883.08 is: 31,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.32 : 56,286.66 = 22,883.08 : x
  2. Step 2: Convert to fraction form
    40,787.32/56,286.66 = 22,883.08/x
  3. Step 3: Cross multiply
    40,787.32x = 56,286.66 × 22,883.08
  4. Step 4: Simplify right side
    40,787.32x = 1,288,012,143.71
  5. Step 5: Solve for x
    x = 1,288,012,143.71/40,787.32
  6. Step 6: Final answer
    x = 31,578.74

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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.