Home / 30,136.20-45,168.46-22,716.20

Finding the Fourth Proportional to 30,136.20, 45,168.46 and 22,716.20

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Solution

The fourth proportional to 30,136.20, 45,168.46 and 22,716.20 is: 34,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.20 : 45,168.46 = 22,716.20 : x
  2. Step 2: Convert to fraction form
    30,136.20/45,168.46 = 22,716.20/x
  3. Step 3: Cross multiply
    30,136.20x = 45,168.46 × 22,716.20
  4. Step 4: Simplify right side
    30,136.20x = 1,026,055,771.05
  5. Step 5: Solve for x
    x = 1,026,055,771.05/30,136.20
  6. Step 6: Final answer
    x = 34,047.28

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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.