Home / 41,403.12-61,984.24-37,128.80

Finding the Fourth Proportional to 41,403.12, 61,984.24 and 37,128.80

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Solution

The fourth proportional to 41,403.12, 61,984.24 and 37,128.80 is: 55,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,403.12 : 61,984.24 = 37,128.80 : x
  2. Step 2: Convert to fraction form
    41,403.12/61,984.24 = 37,128.80/x
  3. Step 3: Cross multiply
    41,403.12x = 61,984.24 × 37,128.80
  4. Step 4: Simplify right side
    41,403.12x = 2,301,400,450.11
  5. Step 5: Solve for x
    x = 2,301,400,450.11/41,403.12
  6. Step 6: Final answer
    x = 55,585.19

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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.