Home / 26,521.60-39,787.24-10,930.72

Finding the Fourth Proportional to 26,521.60, 39,787.24 and 10,930.72

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Solution

The fourth proportional to 26,521.60, 39,787.24 and 10,930.72 is: 16,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.60 : 39,787.24 = 10,930.72 : x
  2. Step 2: Convert to fraction form
    26,521.60/39,787.24 = 10,930.72/x
  3. Step 3: Cross multiply
    26,521.60x = 39,787.24 × 10,930.72
  4. Step 4: Simplify right side
    26,521.60x = 434,903,180.01
  5. Step 5: Solve for x
    x = 434,903,180.01/26,521.60
  6. Step 6: Final answer
    x = 16,398.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.