Home / 25,825.55-35,633.45-15,216.17

Finding the Fourth Proportional to 25,825.55, 35,633.45 and 15,216.17

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Solution

The fourth proportional to 25,825.55, 35,633.45 and 15,216.17 is: 20,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.55 : 35,633.45 = 15,216.17 : x
  2. Step 2: Convert to fraction form
    25,825.55/35,633.45 = 15,216.17/x
  3. Step 3: Cross multiply
    25,825.55x = 35,633.45 × 15,216.17
  4. Step 4: Simplify right side
    25,825.55x = 542,204,492.76
  5. Step 5: Solve for x
    x = 542,204,492.76/25,825.55
  6. Step 6: Final answer
    x = 20,994.89

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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.