Home / 19,732.04-27,230.18-11,350.12

Finding the Fourth Proportional to 19,732.04, 27,230.18 and 11,350.12

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Solution

The fourth proportional to 19,732.04, 27,230.18 and 11,350.12 is: 15,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.04 : 27,230.18 = 11,350.12 : x
  2. Step 2: Convert to fraction form
    19,732.04/27,230.18 = 11,350.12/x
  3. Step 3: Cross multiply
    19,732.04x = 27,230.18 × 11,350.12
  4. Step 4: Simplify right side
    19,732.04x = 309,065,810.62
  5. Step 5: Solve for x
    x = 309,065,810.62/19,732.04
  6. Step 6: Final answer
    x = 15,663.15

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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.