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Finding the Fourth Proportional to 10,762.92, 16,126.68 and 10,352.82

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Solution

The fourth proportional to 10,762.92, 16,126.68 and 10,352.82 is: 15,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.92 : 16,126.68 = 10,352.82 : x
  2. Step 2: Convert to fraction form
    10,762.92/16,126.68 = 10,352.82/x
  3. Step 3: Cross multiply
    10,762.92x = 16,126.68 × 10,352.82
  4. Step 4: Simplify right side
    10,762.92x = 166,956,615.24
  5. Step 5: Solve for x
    x = 166,956,615.24/10,762.92
  6. Step 6: Final answer
    x = 15,512.20

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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.