Home / 21,495.36-32,247.16-7,454.84

Finding the Fourth Proportional to 21,495.36, 32,247.16 and 7,454.84

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Solution

The fourth proportional to 21,495.36, 32,247.16 and 7,454.84 is: 11,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.36 : 32,247.16 = 7,454.84 : x
  2. Step 2: Convert to fraction form
    21,495.36/32,247.16 = 7,454.84/x
  3. Step 3: Cross multiply
    21,495.36x = 32,247.16 × 7,454.84
  4. Step 4: Simplify right side
    21,495.36x = 240,397,418.25
  5. Step 5: Solve for x
    x = 240,397,418.25/21,495.36
  6. Step 6: Final answer
    x = 11,183.69

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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.