Home / 31,560.74-47,396.22-29,091.86

Finding the Fourth Proportional to 31,560.74, 47,396.22 and 29,091.86

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Solution

The fourth proportional to 31,560.74, 47,396.22 and 29,091.86 is: 43,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,560.74 : 47,396.22 = 29,091.86 : x
  2. Step 2: Convert to fraction form
    31,560.74/47,396.22 = 29,091.86/x
  3. Step 3: Cross multiply
    31,560.74x = 47,396.22 × 29,091.86
  4. Step 4: Simplify right side
    31,560.74x = 1,378,844,196.77
  5. Step 5: Solve for x
    x = 1,378,844,196.77/31,560.74
  6. Step 6: Final answer
    x = 43,688.59

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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.