Home / 11,182.29-16,740.59-8,825.79

Finding the Fourth Proportional to 11,182.29, 16,740.59 and 8,825.79

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Solution

The fourth proportional to 11,182.29, 16,740.59 and 8,825.79 is: 13,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.29 : 16,740.59 = 8,825.79 : x
  2. Step 2: Convert to fraction form
    11,182.29/16,740.59 = 8,825.79/x
  3. Step 3: Cross multiply
    11,182.29x = 16,740.59 × 8,825.79
  4. Step 4: Simplify right side
    11,182.29x = 147,748,887.69
  5. Step 5: Solve for x
    x = 147,748,887.69/11,182.29
  6. Step 6: Final answer
    x = 13,212.76

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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.