Home / 22,264.79-30,725.66-13,886.15

Finding the Fourth Proportional to 22,264.79, 30,725.66 and 13,886.15

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Solution

The fourth proportional to 22,264.79, 30,725.66 and 13,886.15 is: 19,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,264.79 : 30,725.66 = 13,886.15 : x
  2. Step 2: Convert to fraction form
    22,264.79/30,725.66 = 13,886.15/x
  3. Step 3: Cross multiply
    22,264.79x = 30,725.66 × 13,886.15
  4. Step 4: Simplify right side
    22,264.79x = 426,661,004.70
  5. Step 5: Solve for x
    x = 426,661,004.70/22,264.79
  6. Step 6: Final answer
    x = 19,163.04

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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.