Home / 32,649.28-48,908-21,528.48

Finding the Fourth Proportional to 32,649.28, 48,908 and 21,528.48

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Solution

The fourth proportional to 32,649.28, 48,908 and 21,528.48 is: 32,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,649.28 : 48,908 = 21,528.48 : x
  2. Step 2: Convert to fraction form
    32,649.28/48,908 = 21,528.48/x
  3. Step 3: Cross multiply
    32,649.28x = 48,908 × 21,528.48
  4. Step 4: Simplify right side
    32,649.28x = 1,052,914,899.84
  5. Step 5: Solve for x
    x = 1,052,914,899.84/32,649.28
  6. Step 6: Final answer
    x = 32,249.25

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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.