Home / 40,260.63-60,400.41-39,591.21

Finding the Fourth Proportional to 40,260.63, 60,400.41 and 39,591.21

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Solution

The fourth proportional to 40,260.63, 60,400.41 and 39,591.21 is: 59,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.63 : 60,400.41 = 39,591.21 : x
  2. Step 2: Convert to fraction form
    40,260.63/60,400.41 = 39,591.21/x
  3. Step 3: Cross multiply
    40,260.63x = 60,400.41 × 39,591.21
  4. Step 4: Simplify right side
    40,260.63x = 2,391,325,316.40
  5. Step 5: Solve for x
    x = 2,391,325,316.40/40,260.63
  6. Step 6: Final answer
    x = 59,396.12

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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.