Home / 42,401.07-63,480.65-33,648.75

Finding the Fourth Proportional to 42,401.07, 63,480.65 and 33,648.75

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Solution

The fourth proportional to 42,401.07, 63,480.65 and 33,648.75 is: 50,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,401.07 : 63,480.65 = 33,648.75 : x
  2. Step 2: Convert to fraction form
    42,401.07/63,480.65 = 33,648.75/x
  3. Step 3: Cross multiply
    42,401.07x = 63,480.65 × 33,648.75
  4. Step 4: Simplify right side
    42,401.07x = 2,136,044,353.44
  5. Step 5: Solve for x
    x = 2,136,044,353.44/42,401.07
  6. Step 6: Final answer
    x = 50,377.13

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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.