Home / 22,157.20-30,559.66-14,200.18

Finding the Fourth Proportional to 22,157.20, 30,559.66 and 14,200.18

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Solution

The fourth proportional to 22,157.20, 30,559.66 and 14,200.18 is: 19,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.20 : 30,559.66 = 14,200.18 : x
  2. Step 2: Convert to fraction form
    22,157.20/30,559.66 = 14,200.18/x
  3. Step 3: Cross multiply
    22,157.20x = 30,559.66 × 14,200.18
  4. Step 4: Simplify right side
    22,157.20x = 433,952,672.74
  5. Step 5: Solve for x
    x = 433,952,672.74/22,157.20
  6. Step 6: Final answer
    x = 19,585.18

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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.