Home / 56,713.65-85,063.98-15,163.89

Finding the Fourth Proportional to 56,713.65, 85,063.98 and 15,163.89

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Solution

The fourth proportional to 56,713.65, 85,063.98 and 15,163.89 is: 22,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,713.65 : 85,063.98 = 15,163.89 : x
  2. Step 2: Convert to fraction form
    56,713.65/85,063.98 = 15,163.89/x
  3. Step 3: Cross multiply
    56,713.65x = 85,063.98 × 15,163.89
  4. Step 4: Simplify right side
    56,713.65x = 1,289,900,573.56
  5. Step 5: Solve for x
    x = 1,289,900,573.56/56,713.65
  6. Step 6: Final answer
    x = 22,744.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.