Home / 16,728.12-25,106.76-9,337.68

Finding the Fourth Proportional to 16,728.12, 25,106.76 and 9,337.68

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Solution

The fourth proportional to 16,728.12, 25,106.76 and 9,337.68 is: 14,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.12 : 25,106.76 = 9,337.68 : x
  2. Step 2: Convert to fraction form
    16,728.12/25,106.76 = 9,337.68/x
  3. Step 3: Cross multiply
    16,728.12x = 25,106.76 × 9,337.68
  4. Step 4: Simplify right side
    16,728.12x = 234,438,890.72
  5. Step 5: Solve for x
    x = 234,438,890.72/16,728.12
  6. Step 6: Final answer
    x = 14,014.66

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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.