Home / 33,265.80-45,907.65-18,158.76

Finding the Fourth Proportional to 33,265.80, 45,907.65 and 18,158.76

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Solution

The fourth proportional to 33,265.80, 45,907.65 and 18,158.76 is: 25,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.80 : 45,907.65 = 18,158.76 : x
  2. Step 2: Convert to fraction form
    33,265.80/45,907.65 = 18,158.76/x
  3. Step 3: Cross multiply
    33,265.80x = 45,907.65 × 18,158.76
  4. Step 4: Simplify right side
    33,265.80x = 833,625,998.51
  5. Step 5: Solve for x
    x = 833,625,998.51/33,265.80
  6. Step 6: Final answer
    x = 25,059.55

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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.