Home / 21,494.54-32,231.43-9,011.22

Finding the Fourth Proportional to 21,494.54, 32,231.43 and 9,011.22

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Solution

The fourth proportional to 21,494.54, 32,231.43 and 9,011.22 is: 13,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,494.54 : 32,231.43 = 9,011.22 : x
  2. Step 2: Convert to fraction form
    21,494.54/32,231.43 = 9,011.22/x
  3. Step 3: Cross multiply
    21,494.54x = 32,231.43 × 9,011.22
  4. Step 4: Simplify right side
    21,494.54x = 290,444,385.78
  5. Step 5: Solve for x
    x = 290,444,385.78/21,494.54
  6. Step 6: Final answer
    x = 13,512.47

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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.