Home / 40,260.24-60,396.84-13,980.60

Finding the Fourth Proportional to 40,260.24, 60,396.84 and 13,980.60

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Solution

The fourth proportional to 40,260.24, 60,396.84 and 13,980.60 is: 20,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.24 : 60,396.84 = 13,980.60 : x
  2. Step 2: Convert to fraction form
    40,260.24/60,396.84 = 13,980.60/x
  3. Step 3: Cross multiply
    40,260.24x = 60,396.84 × 13,980.60
  4. Step 4: Simplify right side
    40,260.24x = 844,384,061.30
  5. Step 5: Solve for x
    x = 844,384,061.30/40,260.24
  6. Step 6: Final answer
    x = 20,973.15

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1.5x scale

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.