Home / 40,878.27-61,325.01-14,223.15

Finding the Fourth Proportional to 40,878.27, 61,325.01 and 14,223.15

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Solution

The fourth proportional to 40,878.27, 61,325.01 and 14,223.15 is: 21,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,878.27 : 61,325.01 = 14,223.15 : x
  2. Step 2: Convert to fraction form
    40,878.27/61,325.01 = 14,223.15/x
  3. Step 3: Cross multiply
    40,878.27x = 61,325.01 × 14,223.15
  4. Step 4: Simplify right side
    40,878.27x = 872,234,815.98
  5. Step 5: Solve for x
    x = 872,234,815.98/40,878.27
  6. Step 6: Final answer
    x = 21,337.37

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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.