Home / 22,157.21-30,559.66-14,200.17

Finding the Fourth Proportional to 22,157.21, 30,559.66 and 14,200.17

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Solution

The fourth proportional to 22,157.21, 30,559.66 and 14,200.17 is: 19,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.21 : 30,559.66 = 14,200.17 : x
  2. Step 2: Convert to fraction form
    22,157.21/30,559.66 = 14,200.17/x
  3. Step 3: Cross multiply
    22,157.21x = 30,559.66 × 14,200.17
  4. Step 4: Simplify right side
    22,157.21x = 433,952,367.14
  5. Step 5: Solve for x
    x = 433,952,367.14/22,157.21
  6. Step 6: Final answer
    x = 19,585.15

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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.