Home / 27,061.11-40,599.87-19,178.88

Finding the Fourth Proportional to 27,061.11, 40,599.87 and 19,178.88

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Solution

The fourth proportional to 27,061.11, 40,599.87 and 19,178.88 is: 28,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.11 : 40,599.87 = 19,178.88 : x
  2. Step 2: Convert to fraction form
    27,061.11/40,599.87 = 19,178.88/x
  3. Step 3: Cross multiply
    27,061.11x = 40,599.87 × 19,178.88
  4. Step 4: Simplify right side
    27,061.11x = 778,660,034.75
  5. Step 5: Solve for x
    x = 778,660,034.75/27,061.11
  6. Step 6: Final answer
    x = 28,774.14

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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.