Home / 37,374.76-51,576.96-20,607.76

Finding the Fourth Proportional to 37,374.76, 51,576.96 and 20,607.76

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Solution

The fourth proportional to 37,374.76, 51,576.96 and 20,607.76 is: 28,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,374.76 : 51,576.96 = 20,607.76 : x
  2. Step 2: Convert to fraction form
    37,374.76/51,576.96 = 20,607.76/x
  3. Step 3: Cross multiply
    37,374.76x = 51,576.96 × 20,607.76
  4. Step 4: Simplify right side
    37,374.76x = 1,062,885,613.21
  5. Step 5: Solve for x
    x = 1,062,885,613.21/37,374.76
  6. Step 6: Final answer
    x = 28,438.59

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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.