Home / 14,340.24-19,787.49-8,377.02

Finding the Fourth Proportional to 14,340.24, 19,787.49 and 8,377.02

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Solution

The fourth proportional to 14,340.24, 19,787.49 and 8,377.02 is: 11,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.24 : 19,787.49 = 8,377.02 : x
  2. Step 2: Convert to fraction form
    14,340.24/19,787.49 = 8,377.02/x
  3. Step 3: Cross multiply
    14,340.24x = 19,787.49 × 8,377.02
  4. Step 4: Simplify right side
    14,340.24x = 165,760,199.48
  5. Step 5: Solve for x
    x = 165,760,199.48/14,340.24
  6. Step 6: Final answer
    x = 11,559.10

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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.