Home / 22,200.32-30,631.92-14,136.32

Finding the Fourth Proportional to 22,200.32, 30,631.92 and 14,136.32

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Solution

The fourth proportional to 22,200.32, 30,631.92 and 14,136.32 is: 19,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,200.32 : 30,631.92 = 14,136.32 : x
  2. Step 2: Convert to fraction form
    22,200.32/30,631.92 = 14,136.32/x
  3. Step 3: Cross multiply
    22,200.32x = 30,631.92 × 14,136.32
  4. Step 4: Simplify right side
    22,200.32x = 433,022,623.33
  5. Step 5: Solve for x
    x = 433,022,623.33/22,200.32
  6. Step 6: Final answer
    x = 19,505.24

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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.