Home / 24,454.74-33,779.20-20,222.90

Finding the Fourth Proportional to 24,454.74, 33,779.20 and 20,222.90

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Solution

The fourth proportional to 24,454.74, 33,779.20 and 20,222.90 is: 27,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,454.74 : 33,779.20 = 20,222.90 : x
  2. Step 2: Convert to fraction form
    24,454.74/33,779.20 = 20,222.90/x
  3. Step 3: Cross multiply
    24,454.74x = 33,779.20 × 20,222.90
  4. Step 4: Simplify right side
    24,454.74x = 683,113,339.30
  5. Step 5: Solve for x
    x = 683,113,339.30/24,454.74
  6. Step 6: Final answer
    x = 27,933.78

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1.5x scale

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.