Home / 25,340.47-37,999.82-8,702.17

Finding the Fourth Proportional to 25,340.47, 37,999.82 and 8,702.17

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Solution

The fourth proportional to 25,340.47, 37,999.82 and 8,702.17 is: 13,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.47 : 37,999.82 = 8,702.17 : x
  2. Step 2: Convert to fraction form
    25,340.47/37,999.82 = 8,702.17/x
  3. Step 3: Cross multiply
    25,340.47x = 37,999.82 × 8,702.17
  4. Step 4: Simplify right side
    25,340.47x = 330,680,820.37
  5. Step 5: Solve for x
    x = 330,680,820.37/25,340.47
  6. Step 6: Final answer
    x = 13,049.52

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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.