Home / 29,225.20-43,902.60-28,044.40

Finding the Fourth Proportional to 29,225.20, 43,902.60 and 28,044.40

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Solution

The fourth proportional to 29,225.20, 43,902.60 and 28,044.40 is: 42,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,225.20 : 43,902.60 = 28,044.40 : x
  2. Step 2: Convert to fraction form
    29,225.20/43,902.60 = 28,044.40/x
  3. Step 3: Cross multiply
    29,225.20x = 43,902.60 × 28,044.40
  4. Step 4: Simplify right side
    29,225.20x = 1,231,222,075.44
  5. Step 5: Solve for x
    x = 1,231,222,075.44/29,225.20
  6. Step 6: Final answer
    x = 42,128.78

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1.5x scale

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.