Home / 26,239.17-36,201.02-18,278.49

Finding the Fourth Proportional to 26,239.17, 36,201.02 and 18,278.49

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Solution

The fourth proportional to 26,239.17, 36,201.02 and 18,278.49 is: 25,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.17 : 36,201.02 = 18,278.49 : x
  2. Step 2: Convert to fraction form
    26,239.17/36,201.02 = 18,278.49/x
  3. Step 3: Cross multiply
    26,239.17x = 36,201.02 × 18,278.49
  4. Step 4: Simplify right side
    26,239.17x = 661,699,890.67
  5. Step 5: Solve for x
    x = 661,699,890.67/26,239.17
  6. Step 6: Final answer
    x = 25,218.02

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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.