Home / 47,845.86-71,706.36-29,826.66

Finding the Fourth Proportional to 47,845.86, 71,706.36 and 29,826.66

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Solution

The fourth proportional to 47,845.86, 71,706.36 and 29,826.66 is: 44,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,845.86 : 71,706.36 = 29,826.66 : x
  2. Step 2: Convert to fraction form
    47,845.86/71,706.36 = 29,826.66/x
  3. Step 3: Cross multiply
    47,845.86x = 71,706.36 × 29,826.66
  4. Step 4: Simplify right side
    47,845.86x = 2,138,761,219.56
  5. Step 5: Solve for x
    x = 2,138,761,219.56/47,845.86
  6. Step 6: Final answer
    x = 44,701.07

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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.