Home / 41,870.38-62,720.72-19,349.04

Finding the Fourth Proportional to 41,870.38, 62,720.72 and 19,349.04

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Solution

The fourth proportional to 41,870.38, 62,720.72 and 19,349.04 is: 28,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,870.38 : 62,720.72 = 19,349.04 : x
  2. Step 2: Convert to fraction form
    41,870.38/62,720.72 = 19,349.04/x
  3. Step 3: Cross multiply
    41,870.38x = 62,720.72 × 19,349.04
  4. Step 4: Simplify right side
    41,870.38x = 1,213,585,720.11
  5. Step 5: Solve for x
    x = 1,213,585,720.11/41,870.38
  6. Step 6: Final answer
    x = 28,984.35

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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.