Home / 15,118.03-22,651.93-5,251.96

Finding the Fourth Proportional to 15,118.03, 22,651.93 and 5,251.96

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Solution

The fourth proportional to 15,118.03, 22,651.93 and 5,251.96 is: 7,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.03 : 22,651.93 = 5,251.96 : x
  2. Step 2: Convert to fraction form
    15,118.03/22,651.93 = 5,251.96/x
  3. Step 3: Cross multiply
    15,118.03x = 22,651.93 × 5,251.96
  4. Step 4: Simplify right side
    15,118.03x = 118,967,030.28
  5. Step 5: Solve for x
    x = 118,967,030.28/15,118.03
  6. Step 6: Final answer
    x = 7,869.22

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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.