Home / 29,430.27-44,144.42-12,790.30

Finding the Fourth Proportional to 29,430.27, 44,144.42 and 12,790.30

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Solution

The fourth proportional to 29,430.27, 44,144.42 and 12,790.30 is: 19,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430.27 : 44,144.42 = 12,790.30 : x
  2. Step 2: Convert to fraction form
    29,430.27/44,144.42 = 12,790.30/x
  3. Step 3: Cross multiply
    29,430.27x = 44,144.42 × 12,790.30
  4. Step 4: Simplify right side
    29,430.27x = 564,620,375.13
  5. Step 5: Solve for x
    x = 564,620,375.13/29,430.27
  6. Step 6: Final answer
    x = 19,185.02

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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.