Home / 49,573.24-68,385.71-31,649.40

Finding the Fourth Proportional to 49,573.24, 68,385.71 and 31,649.40

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Solution

The fourth proportional to 49,573.24, 68,385.71 and 31,649.40 is: 43,659.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,573.24 : 68,385.71 = 31,649.40 : x
  2. Step 2: Convert to fraction form
    49,573.24/68,385.71 = 31,649.40/x
  3. Step 3: Cross multiply
    49,573.24x = 68,385.71 × 31,649.40
  4. Step 4: Simplify right side
    49,573.24x = 2,164,366,769.20
  5. Step 5: Solve for x
    x = 2,164,366,769.20/49,573.24
  6. Step 6: Final answer
    x = 43,659.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.