Home / 25,822.92-38,721.59-9,180.46

Finding the Fourth Proportional to 25,822.92, 38,721.59 and 9,180.46

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Solution

The fourth proportional to 25,822.92, 38,721.59 and 9,180.46 is: 13,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,822.92 : 38,721.59 = 9,180.46 : x
  2. Step 2: Convert to fraction form
    25,822.92/38,721.59 = 9,180.46/x
  3. Step 3: Cross multiply
    25,822.92x = 38,721.59 × 9,180.46
  4. Step 4: Simplify right side
    25,822.92x = 355,482,008.13
  5. Step 5: Solve for x
    x = 355,482,008.13/25,822.92
  6. Step 6: Final answer
    x = 13,766.14

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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.