Home / 26,236.92-36,212.12-18,274.53

Finding the Fourth Proportional to 26,236.92, 36,212.12 and 18,274.53

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Solution

The fourth proportional to 26,236.92, 36,212.12 and 18,274.53 is: 25,222.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,236.92 : 36,212.12 = 18,274.53 : x
  2. Step 2: Convert to fraction form
    26,236.92/36,212.12 = 18,274.53/x
  3. Step 3: Cross multiply
    26,236.92x = 36,212.12 × 18,274.53
  4. Step 4: Simplify right side
    26,236.92x = 661,759,654.79
  5. Step 5: Solve for x
    x = 661,759,654.79/26,236.92
  6. Step 6: Final answer
    x = 25,222.46

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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.