Home / 11,724.94-16,182.48-11,335.69

Finding the Fourth Proportional to 11,724.94, 16,182.48 and 11,335.69

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Solution

The fourth proportional to 11,724.94, 16,182.48 and 11,335.69 is: 15,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.94 : 16,182.48 = 11,335.69 : x
  2. Step 2: Convert to fraction form
    11,724.94/16,182.48 = 11,335.69/x
  3. Step 3: Cross multiply
    11,724.94x = 16,182.48 × 11,335.69
  4. Step 4: Simplify right side
    11,724.94x = 183,439,576.71
  5. Step 5: Solve for x
    x = 183,439,576.71/11,724.94
  6. Step 6: Final answer
    x = 15,645.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.