Home / 51,482.76-71,049.38-29,972.94

Finding the Fourth Proportional to 51,482.76, 71,049.38 and 29,972.94

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Solution

The fourth proportional to 51,482.76, 71,049.38 and 29,972.94 is: 41,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,482.76 : 71,049.38 = 29,972.94 : x
  2. Step 2: Convert to fraction form
    51,482.76/71,049.38 = 29,972.94/x
  3. Step 3: Cross multiply
    51,482.76x = 71,049.38 × 29,972.94
  4. Step 4: Simplify right side
    51,482.76x = 2,129,558,803.78
  5. Step 5: Solve for x
    x = 2,129,558,803.78/51,482.76
  6. Step 6: Final answer
    x = 41,364.50

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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.