Home / 11,482.04-17,187.28-8,842.70

Finding the Fourth Proportional to 11,482.04, 17,187.28 and 8,842.70

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Solution

The fourth proportional to 11,482.04, 17,187.28 and 8,842.70 is: 13,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482.04 : 17,187.28 = 8,842.70 : x
  2. Step 2: Convert to fraction form
    11,482.04/17,187.28 = 8,842.70/x
  3. Step 3: Cross multiply
    11,482.04x = 17,187.28 × 8,842.70
  4. Step 4: Simplify right side
    11,482.04x = 151,981,981.72
  5. Step 5: Solve for x
    x = 151,981,981.72/11,482.04
  6. Step 6: Final answer
    x = 13,236.49

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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.