Home / 41,144.78-56,779.89-22,281.90

Finding the Fourth Proportional to 41,144.78, 56,779.89 and 22,281.90

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Solution

The fourth proportional to 41,144.78, 56,779.89 and 22,281.90 is: 30,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,144.78 : 56,779.89 = 22,281.90 : x
  2. Step 2: Convert to fraction form
    41,144.78/56,779.89 = 22,281.90/x
  3. Step 3: Cross multiply
    41,144.78x = 56,779.89 × 22,281.90
  4. Step 4: Simplify right side
    41,144.78x = 1,265,163,830.99
  5. Step 5: Solve for x
    x = 1,265,163,830.99/41,144.78
  6. Step 6: Final answer
    x = 30,749.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.