Home / 30,163.68-41,627.52-19,562.40

Finding the Fourth Proportional to 30,163.68, 41,627.52 and 19,562.40

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Solution

The fourth proportional to 30,163.68, 41,627.52 and 19,562.40 is: 26,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,163.68 : 41,627.52 = 19,562.40 : x
  2. Step 2: Convert to fraction form
    30,163.68/41,627.52 = 19,562.40/x
  3. Step 3: Cross multiply
    30,163.68x = 41,627.52 × 19,562.40
  4. Step 4: Simplify right side
    30,163.68x = 814,334,197.25
  5. Step 5: Solve for x
    x = 814,334,197.25/30,163.68
  6. Step 6: Final answer
    x = 26,997.18

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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.