Home / 40,476.74-60,722.12-12,396.13

Finding the Fourth Proportional to 40,476.74, 60,722.12 and 12,396.13

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Solution

The fourth proportional to 40,476.74, 60,722.12 and 12,396.13 is: 18,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476.74 : 60,722.12 = 12,396.13 : x
  2. Step 2: Convert to fraction form
    40,476.74/60,722.12 = 12,396.13/x
  3. Step 3: Cross multiply
    40,476.74x = 60,722.12 × 12,396.13
  4. Step 4: Simplify right side
    40,476.74x = 752,719,172.58
  5. Step 5: Solve for x
    x = 752,719,172.58/40,476.74
  6. Step 6: Final answer
    x = 18,596.34

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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.