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Finding the Fourth Proportional to 14,497.92, 21,749.04 and 6,707.52

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Solution

The fourth proportional to 14,497.92, 21,749.04 and 6,707.52 is: 10,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.92 : 21,749.04 = 6,707.52 : x
  2. Step 2: Convert to fraction form
    14,497.92/21,749.04 = 6,707.52/x
  3. Step 3: Cross multiply
    14,497.92x = 21,749.04 × 6,707.52
  4. Step 4: Simplify right side
    14,497.92x = 145,882,120.78
  5. Step 5: Solve for x
    x = 145,882,120.78/14,497.92
  6. Step 6: Final answer
    x = 10,062.28

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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.