Home / 22,286.22-30,736.74-15,901.52

Finding the Fourth Proportional to 22,286.22, 30,736.74 and 15,901.52

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Solution

The fourth proportional to 22,286.22, 30,736.74 and 15,901.52 is: 21,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.22 : 30,736.74 = 15,901.52 : x
  2. Step 2: Convert to fraction form
    22,286.22/30,736.74 = 15,901.52/x
  3. Step 3: Cross multiply
    22,286.22x = 30,736.74 × 15,901.52
  4. Step 4: Simplify right side
    22,286.22x = 488,760,885.84
  5. Step 5: Solve for x
    x = 488,760,885.84/22,286.22
  6. Step 6: Final answer
    x = 21,931.08

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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.