Home / 21,449.70-32,174.57-5,867.32

Finding the Fourth Proportional to 21,449.70, 32,174.57 and 5,867.32

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Solution

The fourth proportional to 21,449.70, 32,174.57 and 5,867.32 is: 8,800.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449.70 : 32,174.57 = 5,867.32 : x
  2. Step 2: Convert to fraction form
    21,449.70/32,174.57 = 5,867.32/x
  3. Step 3: Cross multiply
    21,449.70x = 32,174.57 × 5,867.32
  4. Step 4: Simplify right side
    21,449.70x = 188,778,498.05
  5. Step 5: Solve for x
    x = 188,778,498.05/21,449.70
  6. Step 6: Final answer
    x = 8,800.99

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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.