Home / 36,478.50-54,718.28-10,183.38

Finding the Fourth Proportional to 36,478.50, 54,718.28 and 10,183.38

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Solution

The fourth proportional to 36,478.50, 54,718.28 and 10,183.38 is: 15,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.50 : 54,718.28 = 10,183.38 : x
  2. Step 2: Convert to fraction form
    36,478.50/54,718.28 = 10,183.38/x
  3. Step 3: Cross multiply
    36,478.50x = 54,718.28 × 10,183.38
  4. Step 4: Simplify right side
    36,478.50x = 557,217,038.19
  5. Step 5: Solve for x
    x = 557,217,038.19/36,478.50
  6. Step 6: Final answer
    x = 15,275.22

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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.