Home / 12,482.46-17,225.19-7,176.06

Finding the Fourth Proportional to 12,482.46, 17,225.19 and 7,176.06

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Solution

The fourth proportional to 12,482.46, 17,225.19 and 7,176.06 is: 9,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.46 : 17,225.19 = 7,176.06 : x
  2. Step 2: Convert to fraction form
    12,482.46/17,225.19 = 7,176.06/x
  3. Step 3: Cross multiply
    12,482.46x = 17,225.19 × 7,176.06
  4. Step 4: Simplify right side
    12,482.46x = 123,608,996.95
  5. Step 5: Solve for x
    x = 123,608,996.95/12,482.46
  6. Step 6: Final answer
    x = 9,902.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.