Home / 18,633.12-25,696.04-14,377.43

Finding the Fourth Proportional to 18,633.12, 25,696.04 and 14,377.43

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Solution

The fourth proportional to 18,633.12, 25,696.04 and 14,377.43 is: 19,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633.12 : 25,696.04 = 14,377.43 : x
  2. Step 2: Convert to fraction form
    18,633.12/25,696.04 = 14,377.43/x
  3. Step 3: Cross multiply
    18,633.12x = 25,696.04 × 14,377.43
  4. Step 4: Simplify right side
    18,633.12x = 369,442,816.01
  5. Step 5: Solve for x
    x = 369,442,816.01/18,633.12
  6. Step 6: Final answer
    x = 19,827.21

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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.