Home / 52,938.26-79,438.98-21,363.44

Finding the Fourth Proportional to 52,938.26, 79,438.98 and 21,363.44

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Solution

The fourth proportional to 52,938.26, 79,438.98 and 21,363.44 is: 32,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,938.26 : 79,438.98 = 21,363.44 : x
  2. Step 2: Convert to fraction form
    52,938.26/79,438.98 = 21,363.44/x
  3. Step 3: Cross multiply
    52,938.26x = 79,438.98 × 21,363.44
  4. Step 4: Simplify right side
    52,938.26x = 1,697,089,882.89
  5. Step 5: Solve for x
    x = 1,697,089,882.89/52,938.26
  6. Step 6: Final answer
    x = 32,057.91

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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.