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Finding the Fourth Proportional to 21,767.96, 32,651.91 and 5,973.16

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Solution

The fourth proportional to 21,767.96, 32,651.91 and 5,973.16 is: 8,959.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.96 : 32,651.91 = 5,973.16 : x
  2. Step 2: Convert to fraction form
    21,767.96/32,651.91 = 5,973.16/x
  3. Step 3: Cross multiply
    21,767.96x = 32,651.91 × 5,973.16
  4. Step 4: Simplify right side
    21,767.96x = 195,035,062.33
  5. Step 5: Solve for x
    x = 195,035,062.33/21,767.96
  6. Step 6: Final answer
    x = 8,959.73

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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.