Home / 40,300.76-55,611.96-22,395.44

Finding the Fourth Proportional to 40,300.76, 55,611.96 and 22,395.44

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Solution

The fourth proportional to 40,300.76, 55,611.96 and 22,395.44 is: 30,903.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.76 : 55,611.96 = 22,395.44 : x
  2. Step 2: Convert to fraction form
    40,300.76/55,611.96 = 22,395.44/x
  3. Step 3: Cross multiply
    40,300.76x = 55,611.96 × 22,395.44
  4. Step 4: Simplify right side
    40,300.76x = 1,245,454,313.46
  5. Step 5: Solve for x
    x = 1,245,454,313.46/40,300.76
  6. Step 6: Final answer
    x = 30,903.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.