Home / 38,621.72-57,834.54-32,365.28

Finding the Fourth Proportional to 38,621.72, 57,834.54 and 32,365.28

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Solution

The fourth proportional to 38,621.72, 57,834.54 and 32,365.28 is: 48,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,621.72 : 57,834.54 = 32,365.28 : x
  2. Step 2: Convert to fraction form
    38,621.72/57,834.54 = 32,365.28/x
  3. Step 3: Cross multiply
    38,621.72x = 57,834.54 × 32,365.28
  4. Step 4: Simplify right side
    38,621.72x = 1,871,831,080.77
  5. Step 5: Solve for x
    x = 1,871,831,080.77/38,621.72
  6. Step 6: Final answer
    x = 48,465.76

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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.