Home / 14,999.33-22,499.19-5,138.39

Finding the Fourth Proportional to 14,999.33, 22,499.19 and 5,138.39

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Solution

The fourth proportional to 14,999.33, 22,499.19 and 5,138.39 is: 7,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.33 : 22,499.19 = 5,138.39 : x
  2. Step 2: Convert to fraction form
    14,999.33/22,499.19 = 5,138.39/x
  3. Step 3: Cross multiply
    14,999.33x = 22,499.19 × 5,138.39
  4. Step 4: Simplify right side
    14,999.33x = 115,609,500.41
  5. Step 5: Solve for x
    x = 115,609,500.41/14,999.33
  6. Step 6: Final answer
    x = 7,707.65

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1.5x scale

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.