Home / 22,436.90-33,655.35-7,645.49

Finding the Fourth Proportional to 22,436.90, 33,655.35 and 7,645.49

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Solution

The fourth proportional to 22,436.90, 33,655.35 and 7,645.49 is: 11,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.90 : 33,655.35 = 7,645.49 : x
  2. Step 2: Convert to fraction form
    22,436.90/33,655.35 = 7,645.49/x
  3. Step 3: Cross multiply
    22,436.90x = 33,655.35 × 7,645.49
  4. Step 4: Simplify right side
    22,436.90x = 257,311,473.59
  5. Step 5: Solve for x
    x = 257,311,473.59/22,436.90
  6. Step 6: Final answer
    x = 11,468.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.