Home / 28,995.66-43,566.39-18,470.42

Finding the Fourth Proportional to 28,995.66, 43,566.39 and 18,470.42

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Solution

The fourth proportional to 28,995.66, 43,566.39 and 18,470.42 is: 27,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.66 : 43,566.39 = 18,470.42 : x
  2. Step 2: Convert to fraction form
    28,995.66/43,566.39 = 18,470.42/x
  3. Step 3: Cross multiply
    28,995.66x = 43,566.39 × 18,470.42
  4. Step 4: Simplify right side
    28,995.66x = 804,689,303.35
  5. Step 5: Solve for x
    x = 804,689,303.35/28,995.66
  6. Step 6: Final answer
    x = 27,752.06

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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.