Home / 25,480.04-38,196.45-9,680.31

Finding the Fourth Proportional to 25,480.04, 38,196.45 and 9,680.31

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Solution

The fourth proportional to 25,480.04, 38,196.45 and 9,680.31 is: 14,511.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.04 : 38,196.45 = 9,680.31 : x
  2. Step 2: Convert to fraction form
    25,480.04/38,196.45 = 9,680.31/x
  3. Step 3: Cross multiply
    25,480.04x = 38,196.45 × 9,680.31
  4. Step 4: Simplify right side
    25,480.04x = 369,753,476.90
  5. Step 5: Solve for x
    x = 369,753,476.90/25,480.04
  6. Step 6: Final answer
    x = 14,511.50

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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.