Home / 50,652.16-75,969.28-13,719.04

Finding the Fourth Proportional to 50,652.16, 75,969.28 and 13,719.04

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Solution

The fourth proportional to 50,652.16, 75,969.28 and 13,719.04 is: 20,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,652.16 : 75,969.28 = 13,719.04 : x
  2. Step 2: Convert to fraction form
    50,652.16/75,969.28 = 13,719.04/x
  3. Step 3: Cross multiply
    50,652.16x = 75,969.28 × 13,719.04
  4. Step 4: Simplify right side
    50,652.16x = 1,042,225,591.09
  5. Step 5: Solve for x
    x = 1,042,225,591.09/50,652.16
  6. Step 6: Final answer
    x = 20,576.13

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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.