Home / 39,388.92-59,052.66-19,657.56

Finding the Fourth Proportional to 39,388.92, 59,052.66 and 19,657.56

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Solution

The fourth proportional to 39,388.92, 59,052.66 and 19,657.56 is: 29,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,388.92 : 59,052.66 = 19,657.56 : x
  2. Step 2: Convert to fraction form
    39,388.92/59,052.66 = 19,657.56/x
  3. Step 3: Cross multiply
    39,388.92x = 59,052.66 × 19,657.56
  4. Step 4: Simplify right side
    39,388.92x = 1,160,831,207.11
  5. Step 5: Solve for x
    x = 1,160,831,207.11/39,388.92
  6. Step 6: Final answer
    x = 29,471.01

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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.