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Finding the Fourth Proportional to 34,403, 51,606.93 and 13,626.50

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Solution

The fourth proportional to 34,403, 51,606.93 and 13,626.50 is: 20,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,403 : 51,606.93 = 13,626.50 : x
  2. Step 2: Convert to fraction form
    34,403/51,606.93 = 13,626.50/x
  3. Step 3: Cross multiply
    34,403x = 51,606.93 × 13,626.50
  4. Step 4: Simplify right side
    34,403x = 703,221,831.65
  5. Step 5: Solve for x
    x = 703,221,831.65/34,403
  6. Step 6: Final answer
    x = 20,440.71

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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.