Home / 22,962.56-31,684.56-13,529.84

Finding the Fourth Proportional to 22,962.56, 31,684.56 and 13,529.84

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Solution

The fourth proportional to 22,962.56, 31,684.56 and 13,529.84 is: 18,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,962.56 : 31,684.56 = 13,529.84 : x
  2. Step 2: Convert to fraction form
    22,962.56/31,684.56 = 13,529.84/x
  3. Step 3: Cross multiply
    22,962.56x = 31,684.56 × 13,529.84
  4. Step 4: Simplify right side
    22,962.56x = 428,686,868.85
  5. Step 5: Solve for x
    x = 428,686,868.85/22,962.56
  6. Step 6: Final answer
    x = 18,668.95

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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.