Home / 23,760.61-32,787.18-13,687.04

Finding the Fourth Proportional to 23,760.61, 32,787.18 and 13,687.04

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Solution

The fourth proportional to 23,760.61, 32,787.18 and 13,687.04 is: 18,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,760.61 : 32,787.18 = 13,687.04 : x
  2. Step 2: Convert to fraction form
    23,760.61/32,787.18 = 13,687.04/x
  3. Step 3: Cross multiply
    23,760.61x = 32,787.18 × 13,687.04
  4. Step 4: Simplify right side
    23,760.61x = 448,759,526.12
  5. Step 5: Solve for x
    x = 448,759,526.12/23,760.61
  6. Step 6: Final answer
    x = 18,886.70

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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.