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Finding the Fourth Proportional to 14,713.62, 22,063.24 and 5,222.72

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Solution

The fourth proportional to 14,713.62, 22,063.24 and 5,222.72 is: 7,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.62 : 22,063.24 = 5,222.72 : x
  2. Step 2: Convert to fraction form
    14,713.62/22,063.24 = 5,222.72/x
  3. Step 3: Cross multiply
    14,713.62x = 22,063.24 × 5,222.72
  4. Step 4: Simplify right side
    14,713.62x = 115,230,124.81
  5. Step 5: Solve for x
    x = 115,230,124.81/14,713.62
  6. Step 6: Final answer
    x = 7,831.53

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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.