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Finding the Fourth Proportional to 16,699.28, 25,074.28 and 10,497.92

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Solution

The fourth proportional to 16,699.28, 25,074.28 and 10,497.92 is: 15,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.28 : 25,074.28 = 10,497.92 : x
  2. Step 2: Convert to fraction form
    16,699.28/25,074.28 = 10,497.92/x
  3. Step 3: Cross multiply
    16,699.28x = 25,074.28 × 10,497.92
  4. Step 4: Simplify right side
    16,699.28x = 263,227,785.50
  5. Step 5: Solve for x
    x = 263,227,785.50/16,699.28
  6. Step 6: Final answer
    x = 15,762.82

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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.