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Finding the Fourth Proportional to 29,955.80, 44,895.90 and 15,168.80

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Solution

The fourth proportional to 29,955.80, 44,895.90 and 15,168.80 is: 22,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,955.80 : 44,895.90 = 15,168.80 : x
  2. Step 2: Convert to fraction form
    29,955.80/44,895.90 = 15,168.80/x
  3. Step 3: Cross multiply
    29,955.80x = 44,895.90 × 15,168.80
  4. Step 4: Simplify right side
    29,955.80x = 681,016,927.92
  5. Step 5: Solve for x
    x = 681,016,927.92/29,955.80
  6. Step 6: Final answer
    x = 22,734.06

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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.