Home / 25,140.38-37,653.14-12,001.98

Finding the Fourth Proportional to 25,140.38, 37,653.14 and 12,001.98

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Solution

The fourth proportional to 25,140.38, 37,653.14 and 12,001.98 is: 17,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.38 : 37,653.14 = 12,001.98 : x
  2. Step 2: Convert to fraction form
    25,140.38/37,653.14 = 12,001.98/x
  3. Step 3: Cross multiply
    25,140.38x = 37,653.14 × 12,001.98
  4. Step 4: Simplify right side
    25,140.38x = 451,912,233.22
  5. Step 5: Solve for x
    x = 451,912,233.22/25,140.38
  6. Step 6: Final answer
    x = 17,975.55

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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.