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Finding the Fourth Proportional to 29,955.60, 44,933.40 and 10,231.20

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Solution

The fourth proportional to 29,955.60, 44,933.40 and 10,231.20 is: 15,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,955.60 : 44,933.40 = 10,231.20 : x
  2. Step 2: Convert to fraction form
    29,955.60/44,933.40 = 10,231.20/x
  3. Step 3: Cross multiply
    29,955.60x = 44,933.40 × 10,231.20
  4. Step 4: Simplify right side
    29,955.60x = 459,722,602.08
  5. Step 5: Solve for x
    x = 459,722,602.08/29,955.60
  6. Step 6: Final answer
    x = 15,346.80

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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.