Home / 26,101.18-36,001.79-16,665.49

Finding the Fourth Proportional to 26,101.18, 36,001.79 and 16,665.49

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Solution

The fourth proportional to 26,101.18, 36,001.79 and 16,665.49 is: 22,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,101.18 : 36,001.79 = 16,665.49 : x
  2. Step 2: Convert to fraction form
    26,101.18/36,001.79 = 16,665.49/x
  3. Step 3: Cross multiply
    26,101.18x = 36,001.79 × 16,665.49
  4. Step 4: Simplify right side
    26,101.18x = 599,987,297.90
  5. Step 5: Solve for x
    x = 599,987,297.90/26,101.18
  6. Step 6: Final answer
    x = 22,986.98

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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.