Home / 15,419.82-23,129.65-3,733.04

Finding the Fourth Proportional to 15,419.82, 23,129.65 and 3,733.04

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Solution

The fourth proportional to 15,419.82, 23,129.65 and 3,733.04 is: 5,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.82 : 23,129.65 = 3,733.04 : x
  2. Step 2: Convert to fraction form
    15,419.82/23,129.65 = 3,733.04/x
  3. Step 3: Cross multiply
    15,419.82x = 23,129.65 × 3,733.04
  4. Step 4: Simplify right side
    15,419.82x = 86,343,841.02
  5. Step 5: Solve for x
    x = 86,343,841.02/15,419.82
  6. Step 6: Final answer
    x = 5,599.54

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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.