Home / 40,787.27-56,281.52-22,637.90

Finding the Fourth Proportional to 40,787.27, 56,281.52 and 22,637.90

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Solution

The fourth proportional to 40,787.27, 56,281.52 and 22,637.90 is: 31,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.27 : 56,281.52 = 22,637.90 : x
  2. Step 2: Convert to fraction form
    40,787.27/56,281.52 = 22,637.90/x
  3. Step 3: Cross multiply
    40,787.27x = 56,281.52 × 22,637.90
  4. Step 4: Simplify right side
    40,787.27x = 1,274,095,449.12
  5. Step 5: Solve for x
    x = 1,274,095,449.12/40,787.27
  6. Step 6: Final answer
    x = 31,237.58

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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.