Home / 22,266.36-30,708.72-15,080.04

Finding the Fourth Proportional to 22,266.36, 30,708.72 and 15,080.04

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Solution

The fourth proportional to 22,266.36, 30,708.72 and 15,080.04 is: 20,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.36 : 30,708.72 = 15,080.04 : x
  2. Step 2: Convert to fraction form
    22,266.36/30,708.72 = 15,080.04/x
  3. Step 3: Cross multiply
    22,266.36x = 30,708.72 × 15,080.04
  4. Step 4: Simplify right side
    22,266.36x = 463,088,725.95
  5. Step 5: Solve for x
    x = 463,088,725.95/22,266.36
  6. Step 6: Final answer
    x = 20,797.68

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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.