Home / 51,703.89-71,348.63-29,043.84

Finding the Fourth Proportional to 51,703.89, 71,348.63 and 29,043.84

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Solution

The fourth proportional to 51,703.89, 71,348.63 and 29,043.84 is: 40,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,703.89 : 71,348.63 = 29,043.84 : x
  2. Step 2: Convert to fraction form
    51,703.89/71,348.63 = 29,043.84/x
  3. Step 3: Cross multiply
    51,703.89x = 71,348.63 × 29,043.84
  4. Step 4: Simplify right side
    51,703.89x = 2,072,237,691.98
  5. Step 5: Solve for x
    x = 2,072,237,691.98/51,703.89
  6. Step 6: Final answer
    x = 40,078.95

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1.5x scale

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.