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Finding the Fourth Proportional to 45,663.44, 68,500.62 and 19,364.76

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Solution

The fourth proportional to 45,663.44, 68,500.62 and 19,364.76 is: 29,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.44 : 68,500.62 = 19,364.76 : x
  2. Step 2: Convert to fraction form
    45,663.44/68,500.62 = 19,364.76/x
  3. Step 3: Cross multiply
    45,663.44x = 68,500.62 × 19,364.76
  4. Step 4: Simplify right side
    45,663.44x = 1,326,498,066.15
  5. Step 5: Solve for x
    x = 1,326,498,066.15/45,663.44
  6. Step 6: Final answer
    x = 29,049.46

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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.