Home / 24,135.88-33,338.10-21,777.16

Finding the Fourth Proportional to 24,135.88, 33,338.10 and 21,777.16

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Solution

The fourth proportional to 24,135.88, 33,338.10 and 21,777.16 is: 30,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,135.88 : 33,338.10 = 21,777.16 : x
  2. Step 2: Convert to fraction form
    24,135.88/33,338.10 = 21,777.16/x
  3. Step 3: Cross multiply
    24,135.88x = 33,338.10 × 21,777.16
  4. Step 4: Simplify right side
    24,135.88x = 726,009,137.80
  5. Step 5: Solve for x
    x = 726,009,137.80/24,135.88
  6. Step 6: Final answer
    x = 30,080.08

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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.