Home / 51,872.46-71,583.28-29,213.65

Finding the Fourth Proportional to 51,872.46, 71,583.28 and 29,213.65

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Solution

The fourth proportional to 51,872.46, 71,583.28 and 29,213.65 is: 40,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,872.46 : 71,583.28 = 29,213.65 : x
  2. Step 2: Convert to fraction form
    51,872.46/71,583.28 = 29,213.65/x
  3. Step 3: Cross multiply
    51,872.46x = 71,583.28 × 29,213.65
  4. Step 4: Simplify right side
    51,872.46x = 2,091,208,887.77
  5. Step 5: Solve for x
    x = 2,091,208,887.77/51,872.46
  6. Step 6: Final answer
    x = 40,314.43

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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.