Home / 24,135.49-33,308.40-13,380.45

Finding the Fourth Proportional to 24,135.49, 33,308.40 and 13,380.45

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Solution

The fourth proportional to 24,135.49, 33,308.40 and 13,380.45 is: 18,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,135.49 : 33,308.40 = 13,380.45 : x
  2. Step 2: Convert to fraction form
    24,135.49/33,308.40 = 13,380.45/x
  3. Step 3: Cross multiply
    24,135.49x = 33,308.40 × 13,380.45
  4. Step 4: Simplify right side
    24,135.49x = 445,681,380.78
  5. Step 5: Solve for x
    x = 445,681,380.78/24,135.49
  6. Step 6: Final answer
    x = 18,465.81

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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.