Home / 25,387.80-37,995.30-22,277.40

Finding the Fourth Proportional to 25,387.80, 37,995.30 and 22,277.40

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Solution

The fourth proportional to 25,387.80, 37,995.30 and 22,277.40 is: 33,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.80 : 37,995.30 = 22,277.40 : x
  2. Step 2: Convert to fraction form
    25,387.80/37,995.30 = 22,277.40/x
  3. Step 3: Cross multiply
    25,387.80x = 37,995.30 × 22,277.40
  4. Step 4: Simplify right side
    25,387.80x = 846,436,496.22
  5. Step 5: Solve for x
    x = 846,436,496.22/25,387.80
  6. Step 6: Final answer
    x = 33,340.29

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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.