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Finding the Fourth Proportional to 29,080.80, 43,621.20 and 23,248.80

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Solution

The fourth proportional to 29,080.80, 43,621.20 and 23,248.80 is: 34,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,080.80 : 43,621.20 = 23,248.80 : x
  2. Step 2: Convert to fraction form
    29,080.80/43,621.20 = 23,248.80/x
  3. Step 3: Cross multiply
    29,080.80x = 43,621.20 × 23,248.80
  4. Step 4: Simplify right side
    29,080.80x = 1,014,140,554.56
  5. Step 5: Solve for x
    x = 1,014,140,554.56/29,080.80
  6. Step 6: Final answer
    x = 34,873.20

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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.