Home / 40,743.99-61,021.22-39,622.86

Finding the Fourth Proportional to 40,743.99, 61,021.22 and 39,622.86

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Solution

The fourth proportional to 40,743.99, 61,021.22 and 39,622.86 is: 59,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,743.99 : 61,021.22 = 39,622.86 : x
  2. Step 2: Convert to fraction form
    40,743.99/61,021.22 = 39,622.86/x
  3. Step 3: Cross multiply
    40,743.99x = 61,021.22 × 39,622.86
  4. Step 4: Simplify right side
    40,743.99x = 2,417,835,058.97
  5. Step 5: Solve for x
    x = 2,417,835,058.97/40,743.99
  6. Step 6: Final answer
    x = 59,342.13

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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.