Home / 37,439.67-51,678.18-23,103.87

Finding the Fourth Proportional to 37,439.67, 51,678.18 and 23,103.87

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Solution

The fourth proportional to 37,439.67, 51,678.18 and 23,103.87 is: 31,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.67 : 51,678.18 = 23,103.87 : x
  2. Step 2: Convert to fraction form
    37,439.67/51,678.18 = 23,103.87/x
  3. Step 3: Cross multiply
    37,439.67x = 51,678.18 × 23,103.87
  4. Step 4: Simplify right side
    37,439.67x = 1,193,965,952.56
  5. Step 5: Solve for x
    x = 1,193,965,952.56/37,439.67
  6. Step 6: Final answer
    x = 31,890.40

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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.