Home / 25,304.85-37,973.07-12,170.70

Finding the Fourth Proportional to 25,304.85, 37,973.07 and 12,170.70

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Solution

The fourth proportional to 25,304.85, 37,973.07 and 12,170.70 is: 18,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.85 : 37,973.07 = 12,170.70 : x
  2. Step 2: Convert to fraction form
    25,304.85/37,973.07 = 12,170.70/x
  3. Step 3: Cross multiply
    25,304.85x = 37,973.07 × 12,170.70
  4. Step 4: Simplify right side
    25,304.85x = 462,158,843.05
  5. Step 5: Solve for x
    x = 462,158,843.05/25,304.85
  6. Step 6: Final answer
    x = 18,263.65

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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.