Home / 37,045.18-51,121.95-20,049.05

Finding the Fourth Proportional to 37,045.18, 51,121.95 and 20,049.05

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Solution

The fourth proportional to 37,045.18, 51,121.95 and 20,049.05 is: 27,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045.18 : 51,121.95 = 20,049.05 : x
  2. Step 2: Convert to fraction form
    37,045.18/51,121.95 = 20,049.05/x
  3. Step 3: Cross multiply
    37,045.18x = 51,121.95 × 20,049.05
  4. Step 4: Simplify right side
    37,045.18x = 1,024,946,531.65
  5. Step 5: Solve for x
    x = 1,024,946,531.65/37,045.18
  6. Step 6: Final answer
    x = 27,667.47

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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.