Home / 22,052.39-30,432.54-11,981.03

Finding the Fourth Proportional to 22,052.39, 30,432.54 and 11,981.03

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Solution

The fourth proportional to 22,052.39, 30,432.54 and 11,981.03 is: 16,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.39 : 30,432.54 = 11,981.03 : x
  2. Step 2: Convert to fraction form
    22,052.39/30,432.54 = 11,981.03/x
  3. Step 3: Cross multiply
    22,052.39x = 30,432.54 × 11,981.03
  4. Step 4: Simplify right side
    22,052.39x = 364,613,174.72
  5. Step 5: Solve for x
    x = 364,613,174.72/22,052.39
  6. Step 6: Final answer
    x = 16,533.95

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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.