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Finding the Fourth Proportional to 29,865.88, 44,701.62 and 18,124.12

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Solution

The fourth proportional to 29,865.88, 44,701.62 and 18,124.12 is: 27,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,865.88 : 44,701.62 = 18,124.12 : x
  2. Step 2: Convert to fraction form
    29,865.88/44,701.62 = 18,124.12/x
  3. Step 3: Cross multiply
    29,865.88x = 44,701.62 × 18,124.12
  4. Step 4: Simplify right side
    29,865.88x = 810,177,525.07
  5. Step 5: Solve for x
    x = 810,177,525.07/29,865.88
  6. Step 6: Final answer
    x = 27,127.19

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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.