Home / 40,057.08-60,121.26-21,352.56

Finding the Fourth Proportional to 40,057.08, 60,121.26 and 21,352.56

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Solution

The fourth proportional to 40,057.08, 60,121.26 and 21,352.56 is: 32,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.08 : 60,121.26 = 21,352.56 : x
  2. Step 2: Convert to fraction form
    40,057.08/60,121.26 = 21,352.56/x
  3. Step 3: Cross multiply
    40,057.08x = 60,121.26 × 21,352.56
  4. Step 4: Simplify right side
    40,057.08x = 1,283,742,811.43
  5. Step 5: Solve for x
    x = 1,283,742,811.43/40,057.08
  6. Step 6: Final answer
    x = 32,047.84

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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.