Home / 41,146.20-61,699.83-18,953.01

Finding the Fourth Proportional to 41,146.20, 61,699.83 and 18,953.01

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Solution

The fourth proportional to 41,146.20, 61,699.83 and 18,953.01 is: 28,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,146.20 : 61,699.83 = 18,953.01 : x
  2. Step 2: Convert to fraction form
    41,146.20/61,699.83 = 18,953.01/x
  3. Step 3: Cross multiply
    41,146.20x = 61,699.83 × 18,953.01
  4. Step 4: Simplify right side
    41,146.20x = 1,169,397,494.99
  5. Step 5: Solve for x
    x = 1,169,397,494.99/41,146.20
  6. Step 6: Final answer
    x = 28,420.55

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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.