Home / 29,328.18-43,908.42-19,447.80

Finding the Fourth Proportional to 29,328.18, 43,908.42 and 19,447.80

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Solution

The fourth proportional to 29,328.18, 43,908.42 and 19,447.80 is: 29,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.18 : 43,908.42 = 19,447.80 : x
  2. Step 2: Convert to fraction form
    29,328.18/43,908.42 = 19,447.80/x
  3. Step 3: Cross multiply
    29,328.18x = 43,908.42 × 19,447.80
  4. Step 4: Simplify right side
    29,328.18x = 853,922,170.48
  5. Step 5: Solve for x
    x = 853,922,170.48/29,328.18
  6. Step 6: Final answer
    x = 29,116.10

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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.