Home / 25,687.08-38,523.60-10,895.40

Finding the Fourth Proportional to 25,687.08, 38,523.60 and 10,895.40

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Solution

The fourth proportional to 25,687.08, 38,523.60 and 10,895.40 is: 16,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687.08 : 38,523.60 = 10,895.40 : x
  2. Step 2: Convert to fraction form
    25,687.08/38,523.60 = 10,895.40/x
  3. Step 3: Cross multiply
    25,687.08x = 38,523.60 × 10,895.40
  4. Step 4: Simplify right side
    25,687.08x = 419,730,031.44
  5. Step 5: Solve for x
    x = 419,730,031.44/25,687.08
  6. Step 6: Final answer
    x = 16,340.12

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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.