Home / 42,761.86-64,167.09-23,039.98

Finding the Fourth Proportional to 42,761.86, 64,167.09 and 23,039.98

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Solution

The fourth proportional to 42,761.86, 64,167.09 and 23,039.98 is: 34,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,761.86 : 64,167.09 = 23,039.98 : x
  2. Step 2: Convert to fraction form
    42,761.86/64,167.09 = 23,039.98/x
  3. Step 3: Cross multiply
    42,761.86x = 64,167.09 × 23,039.98
  4. Step 4: Simplify right side
    42,761.86x = 1,478,408,470.26
  5. Step 5: Solve for x
    x = 1,478,408,470.26/42,761.86
  6. Step 6: Final answer
    x = 34,573.06

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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.