Home / 22,840.38-31,528.44-14,884.56

Finding the Fourth Proportional to 22,840.38, 31,528.44 and 14,884.56

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Solution

The fourth proportional to 22,840.38, 31,528.44 and 14,884.56 is: 20,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.38 : 31,528.44 = 14,884.56 : x
  2. Step 2: Convert to fraction form
    22,840.38/31,528.44 = 14,884.56/x
  3. Step 3: Cross multiply
    22,840.38x = 31,528.44 × 14,884.56
  4. Step 4: Simplify right side
    22,840.38x = 469,286,956.89
  5. Step 5: Solve for x
    x = 469,286,956.89/22,840.38
  6. Step 6: Final answer
    x = 20,546.37

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Half scale
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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.