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Finding the Fourth Proportional to 37,893, 56,839.56 and 10,191

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Solution

The fourth proportional to 37,893, 56,839.56 and 10,191 is: 15,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,893 : 56,839.56 = 10,191 : x
  2. Step 2: Convert to fraction form
    37,893/56,839.56 = 10,191/x
  3. Step 3: Cross multiply
    37,893x = 56,839.56 × 10,191
  4. Step 4: Simplify right side
    37,893x = 579,251,955.96
  5. Step 5: Solve for x
    x = 579,251,955.96/37,893
  6. Step 6: Final answer
    x = 15,286.52

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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.