Home / 21,520.32-32,279.64-5,937.54

Finding the Fourth Proportional to 21,520.32, 32,279.64 and 5,937.54

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Solution

The fourth proportional to 21,520.32, 32,279.64 and 5,937.54 is: 8,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,520.32 : 32,279.64 = 5,937.54 : x
  2. Step 2: Convert to fraction form
    21,520.32/32,279.64 = 5,937.54/x
  3. Step 3: Cross multiply
    21,520.32x = 32,279.64 × 5,937.54
  4. Step 4: Simplify right side
    21,520.32x = 191,661,653.69
  5. Step 5: Solve for x
    x = 191,661,653.69/21,520.32
  6. Step 6: Final answer
    x = 8,906.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.