Home / 40,396.75-60,596.21-13,742.69

Finding the Fourth Proportional to 40,396.75, 60,596.21 and 13,742.69

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Solution

The fourth proportional to 40,396.75, 60,596.21 and 13,742.69 is: 20,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396.75 : 60,596.21 = 13,742.69 : x
  2. Step 2: Convert to fraction form
    40,396.75/60,596.21 = 13,742.69/x
  3. Step 3: Cross multiply
    40,396.75x = 60,596.21 × 13,742.69
  4. Step 4: Simplify right side
    40,396.75x = 832,754,929.20
  5. Step 5: Solve for x
    x = 832,754,929.20/40,396.75
  6. Step 6: Final answer
    x = 20,614.40

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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.