Home / 45,062.25-67,626.62-21,369.87

Finding the Fourth Proportional to 45,062.25, 67,626.62 and 21,369.87

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Solution

The fourth proportional to 45,062.25, 67,626.62 and 21,369.87 is: 32,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062.25 : 67,626.62 = 21,369.87 : x
  2. Step 2: Convert to fraction form
    45,062.25/67,626.62 = 21,369.87/x
  3. Step 3: Cross multiply
    45,062.25x = 67,626.62 × 21,369.87
  4. Step 4: Simplify right side
    45,062.25x = 1,445,172,077.94
  5. Step 5: Solve for x
    x = 1,445,172,077.94/45,062.25
  6. Step 6: Final answer
    x = 32,070.57

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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.