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Finding the Fourth Proportional to 14,614.75, 21,924.06 and 4,750.70

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Solution

The fourth proportional to 14,614.75, 21,924.06 and 4,750.70 is: 7,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.75 : 21,924.06 = 4,750.70 : x
  2. Step 2: Convert to fraction form
    14,614.75/21,924.06 = 4,750.70/x
  3. Step 3: Cross multiply
    14,614.75x = 21,924.06 × 4,750.70
  4. Step 4: Simplify right side
    14,614.75x = 104,154,686.65
  5. Step 5: Solve for x
    x = 104,154,686.65/14,614.75
  6. Step 6: Final answer
    x = 7,126.68

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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.