Home / 26,724.33-36,880.11-14,787.36

Finding the Fourth Proportional to 26,724.33, 36,880.11 and 14,787.36

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Solution

The fourth proportional to 26,724.33, 36,880.11 and 14,787.36 is: 20,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,724.33 : 36,880.11 = 14,787.36 : x
  2. Step 2: Convert to fraction form
    26,724.33/36,880.11 = 14,787.36/x
  3. Step 3: Cross multiply
    26,724.33x = 36,880.11 × 14,787.36
  4. Step 4: Simplify right side
    26,724.33x = 545,359,463.41
  5. Step 5: Solve for x
    x = 545,359,463.41/26,724.33
  6. Step 6: Final answer
    x = 20,406.85

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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.