Home / 16,868.31-25,318.02-8,554.13

Finding the Fourth Proportional to 16,868.31, 25,318.02 and 8,554.13

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Solution

The fourth proportional to 16,868.31, 25,318.02 and 8,554.13 is: 12,839.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.31 : 25,318.02 = 8,554.13 : x
  2. Step 2: Convert to fraction form
    16,868.31/25,318.02 = 8,554.13/x
  3. Step 3: Cross multiply
    16,868.31x = 25,318.02 × 8,554.13
  4. Step 4: Simplify right side
    16,868.31x = 216,573,507.83
  5. Step 5: Solve for x
    x = 216,573,507.83/16,868.31
  6. Step 6: Final answer
    x = 12,839.08

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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.