Home / 16,072.25-22,160.32-13,830.23

Finding the Fourth Proportional to 16,072.25, 22,160.32 and 13,830.23

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Solution

The fourth proportional to 16,072.25, 22,160.32 and 13,830.23 is: 19,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.25 : 22,160.32 = 13,830.23 : x
  2. Step 2: Convert to fraction form
    16,072.25/22,160.32 = 13,830.23/x
  3. Step 3: Cross multiply
    16,072.25x = 22,160.32 × 13,830.23
  4. Step 4: Simplify right side
    16,072.25x = 306,482,322.47
  5. Step 5: Solve for x
    x = 306,482,322.47/16,072.25
  6. Step 6: Final answer
    x = 19,069.04

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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.