Home / 26,236.17-36,196.88-18,275.49

Finding the Fourth Proportional to 26,236.17, 36,196.88 and 18,275.49

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Solution

The fourth proportional to 26,236.17, 36,196.88 and 18,275.49 is: 25,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,236.17 : 36,196.88 = 18,275.49 : x
  2. Step 2: Convert to fraction form
    26,236.17/36,196.88 = 18,275.49/x
  3. Step 3: Cross multiply
    26,236.17x = 36,196.88 × 18,275.49
  4. Step 4: Simplify right side
    26,236.17x = 661,515,627.09
  5. Step 5: Solve for x
    x = 661,515,627.09/26,236.17
  6. Step 6: Final answer
    x = 25,213.88

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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.