Home / 27,756.83-41,619.32-10,870.08

Finding the Fourth Proportional to 27,756.83, 41,619.32 and 10,870.08

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Solution

The fourth proportional to 27,756.83, 41,619.32 and 10,870.08 is: 16,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.83 : 41,619.32 = 10,870.08 : x
  2. Step 2: Convert to fraction form
    27,756.83/41,619.32 = 10,870.08/x
  3. Step 3: Cross multiply
    27,756.83x = 41,619.32 × 10,870.08
  4. Step 4: Simplify right side
    27,756.83x = 452,405,337.95
  5. Step 5: Solve for x
    x = 452,405,337.95/27,756.83
  6. Step 6: Final answer
    x = 16,298.88

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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.