Home / 21,723.12-32,577.12-6,136.56

Finding the Fourth Proportional to 21,723.12, 32,577.12 and 6,136.56

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Solution

The fourth proportional to 21,723.12, 32,577.12 and 6,136.56 is: 9,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723.12 : 32,577.12 = 6,136.56 : x
  2. Step 2: Convert to fraction form
    21,723.12/32,577.12 = 6,136.56/x
  3. Step 3: Cross multiply
    21,723.12x = 32,577.12 × 6,136.56
  4. Step 4: Simplify right side
    21,723.12x = 199,911,451.51
  5. Step 5: Solve for x
    x = 199,911,451.51/21,723.12
  6. Step 6: Final answer
    x = 9,202.70

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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.