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Finding the Fourth Proportional to 29,471.86, 44,219.95 and 11,937.22

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Solution

The fourth proportional to 29,471.86, 44,219.95 and 11,937.22 is: 17,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.86 : 44,219.95 = 11,937.22 : x
  2. Step 2: Convert to fraction form
    29,471.86/44,219.95 = 11,937.22/x
  3. Step 3: Cross multiply
    29,471.86x = 44,219.95 × 11,937.22
  4. Step 4: Simplify right side
    29,471.86x = 527,863,271.54
  5. Step 5: Solve for x
    x = 527,863,271.54/29,471.86
  6. Step 6: Final answer
    x = 17,910.76

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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.