Home / 31,658.91-43,889.08-29,973.57

Finding the Fourth Proportional to 31,658.91, 43,889.08 and 29,973.57

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Solution

The fourth proportional to 31,658.91, 43,889.08 and 29,973.57 is: 41,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,658.91 : 43,889.08 = 29,973.57 : x
  2. Step 2: Convert to fraction form
    31,658.91/43,889.08 = 29,973.57/x
  3. Step 3: Cross multiply
    31,658.91x = 43,889.08 × 29,973.57
  4. Step 4: Simplify right side
    31,658.91x = 1,315,512,411.62
  5. Step 5: Solve for x
    x = 1,315,512,411.62/31,658.91
  6. Step 6: Final answer
    x = 41,552.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.