Home / 40,749.33-61,118.81-15,772.29

Finding the Fourth Proportional to 40,749.33, 61,118.81 and 15,772.29

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Solution

The fourth proportional to 40,749.33, 61,118.81 and 15,772.29 is: 23,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,749.33 : 61,118.81 = 15,772.29 : x
  2. Step 2: Convert to fraction form
    40,749.33/61,118.81 = 15,772.29/x
  3. Step 3: Cross multiply
    40,749.33x = 61,118.81 × 15,772.29
  4. Step 4: Simplify right side
    40,749.33x = 963,983,873.64
  5. Step 5: Solve for x
    x = 963,983,873.64/40,749.33
  6. Step 6: Final answer
    x = 23,656.43

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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.