Home / 45,335.68-68,015.05-26,631.54

Finding the Fourth Proportional to 45,335.68, 68,015.05 and 26,631.54

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Solution

The fourth proportional to 45,335.68, 68,015.05 and 26,631.54 is: 39,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,335.68 : 68,015.05 = 26,631.54 : x
  2. Step 2: Convert to fraction form
    45,335.68/68,015.05 = 26,631.54/x
  3. Step 3: Cross multiply
    45,335.68x = 68,015.05 × 26,631.54
  4. Step 4: Simplify right side
    45,335.68x = 1,811,345,458.10
  5. Step 5: Solve for x
    x = 1,811,345,458.10/45,335.68
  6. Step 6: Final answer
    x = 39,954.08

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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.