Home / 11,307.96-16,879.57-10,474.16

Finding the Fourth Proportional to 11,307.96, 16,879.57 and 10,474.16

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Solution

The fourth proportional to 11,307.96, 16,879.57 and 10,474.16 is: 15,634.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.96 : 16,879.57 = 10,474.16 : x
  2. Step 2: Convert to fraction form
    11,307.96/16,879.57 = 10,474.16/x
  3. Step 3: Cross multiply
    11,307.96x = 16,879.57 × 10,474.16
  4. Step 4: Simplify right side
    11,307.96x = 176,799,316.91
  5. Step 5: Solve for x
    x = 176,799,316.91/11,307.96
  6. Step 6: Final answer
    x = 15,634.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.