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Finding the Fourth Proportional to 41,157.52, 61,736.28 and 9,992.56

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Solution

The fourth proportional to 41,157.52, 61,736.28 and 9,992.56 is: 14,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,157.52 : 61,736.28 = 9,992.56 : x
  2. Step 2: Convert to fraction form
    41,157.52/61,736.28 = 9,992.56/x
  3. Step 3: Cross multiply
    41,157.52x = 61,736.28 × 9,992.56
  4. Step 4: Simplify right side
    41,157.52x = 616,903,482.08
  5. Step 5: Solve for x
    x = 616,903,482.08/41,157.52
  6. Step 6: Final answer
    x = 14,988.84

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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.