Home / 30,231.60-41,718.96-17,486.52

Finding the Fourth Proportional to 30,231.60, 41,718.96 and 17,486.52

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Solution

The fourth proportional to 30,231.60, 41,718.96 and 17,486.52 is: 24,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231.60 : 41,718.96 = 17,486.52 : x
  2. Step 2: Convert to fraction form
    30,231.60/41,718.96 = 17,486.52/x
  3. Step 3: Cross multiply
    30,231.60x = 41,718.96 × 17,486.52
  4. Step 4: Simplify right side
    30,231.60x = 729,519,428.42
  5. Step 5: Solve for x
    x = 729,519,428.42/30,231.60
  6. Step 6: Final answer
    x = 24,131.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.