Home / 23,686.12-32,685.10-13,614.56

Finding the Fourth Proportional to 23,686.12, 32,685.10 and 13,614.56

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Solution

The fourth proportional to 23,686.12, 32,685.10 and 13,614.56 is: 18,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686.12 : 32,685.10 = 13,614.56 : x
  2. Step 2: Convert to fraction form
    23,686.12/32,685.10 = 13,614.56/x
  3. Step 3: Cross multiply
    23,686.12x = 32,685.10 × 13,614.56
  4. Step 4: Simplify right side
    23,686.12x = 444,993,255.06
  5. Step 5: Solve for x
    x = 444,993,255.06/23,686.12
  6. Step 6: Final answer
    x = 18,787.09

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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.