Home / 33,322.95-45,984.33-18,216.15

Finding the Fourth Proportional to 33,322.95, 45,984.33 and 18,216.15

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Solution

The fourth proportional to 33,322.95, 45,984.33 and 18,216.15 is: 25,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,322.95 : 45,984.33 = 18,216.15 : x
  2. Step 2: Convert to fraction form
    33,322.95/45,984.33 = 18,216.15/x
  3. Step 3: Cross multiply
    33,322.95x = 45,984.33 × 18,216.15
  4. Step 4: Simplify right side
    33,322.95x = 837,657,452.93
  5. Step 5: Solve for x
    x = 837,657,452.93/33,322.95
  6. Step 6: Final answer
    x = 25,137.55

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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.