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Finding the Fourth Proportional to 36,012.65, 54,018.98 and 9,717.35

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Solution

The fourth proportional to 36,012.65, 54,018.98 and 9,717.35 is: 14,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,012.65 : 54,018.98 = 9,717.35 : x
  2. Step 2: Convert to fraction form
    36,012.65/54,018.98 = 9,717.35/x
  3. Step 3: Cross multiply
    36,012.65x = 54,018.98 × 9,717.35
  4. Step 4: Simplify right side
    36,012.65x = 524,921,286.72
  5. Step 5: Solve for x
    x = 524,921,286.72/36,012.65
  6. Step 6: Final answer
    x = 14,576.03

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1.5x scale

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.