Home / 37,306.56-51,487.46-20,956.47

Finding the Fourth Proportional to 37,306.56, 51,487.46 and 20,956.47

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Solution

The fourth proportional to 37,306.56, 51,487.46 and 20,956.47 is: 28,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,306.56 : 51,487.46 = 20,956.47 : x
  2. Step 2: Convert to fraction form
    37,306.56/51,487.46 = 20,956.47/x
  3. Step 3: Cross multiply
    37,306.56x = 51,487.46 × 20,956.47
  4. Step 4: Simplify right side
    37,306.56x = 1,078,995,306.08
  5. Step 5: Solve for x
    x = 1,078,995,306.08/37,306.56
  6. Step 6: Final answer
    x = 28,922.40

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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.