Home / 19,286.98-26,752.37-18,775.17

Finding the Fourth Proportional to 19,286.98, 26,752.37 and 18,775.17

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Solution

The fourth proportional to 19,286.98, 26,752.37 and 18,775.17 is: 26,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.98 : 26,752.37 = 18,775.17 : x
  2. Step 2: Convert to fraction form
    19,286.98/26,752.37 = 18,775.17/x
  3. Step 3: Cross multiply
    19,286.98x = 26,752.37 × 18,775.17
  4. Step 4: Simplify right side
    19,286.98x = 502,280,294.65
  5. Step 5: Solve for x
    x = 502,280,294.65/19,286.98
  6. Step 6: Final answer
    x = 26,042.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.