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Finding the Fourth Proportional to 37,391.78, 55,956.02 and 23,358.42

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Solution

The fourth proportional to 37,391.78, 55,956.02 and 23,358.42 is: 34,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.78 : 55,956.02 = 23,358.42 : x
  2. Step 2: Convert to fraction form
    37,391.78/55,956.02 = 23,358.42/x
  3. Step 3: Cross multiply
    37,391.78x = 55,956.02 × 23,358.42
  4. Step 4: Simplify right side
    37,391.78x = 1,307,044,216.69
  5. Step 5: Solve for x
    x = 1,307,044,216.69/37,391.78
  6. Step 6: Final answer
    x = 34,955.39

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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.