Home / 37,312.38-55,974.51-12,353.34

Finding the Fourth Proportional to 37,312.38, 55,974.51 and 12,353.34

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Solution

The fourth proportional to 37,312.38, 55,974.51 and 12,353.34 is: 18,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,312.38 : 55,974.51 = 12,353.34 : x
  2. Step 2: Convert to fraction form
    37,312.38/55,974.51 = 12,353.34/x
  3. Step 3: Cross multiply
    37,312.38x = 55,974.51 × 12,353.34
  4. Step 4: Simplify right side
    37,312.38x = 691,472,153.36
  5. Step 5: Solve for x
    x = 691,472,153.36/37,312.38
  6. Step 6: Final answer
    x = 18,531.98

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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.