Home / 19,306.32-26,638.38-11,752.44

Finding the Fourth Proportional to 19,306.32, 26,638.38 and 11,752.44

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Solution

The fourth proportional to 19,306.32, 26,638.38 and 11,752.44 is: 16,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306.32 : 26,638.38 = 11,752.44 : x
  2. Step 2: Convert to fraction form
    19,306.32/26,638.38 = 11,752.44/x
  3. Step 3: Cross multiply
    19,306.32x = 26,638.38 × 11,752.44
  4. Step 4: Simplify right side
    19,306.32x = 313,065,962.65
  5. Step 5: Solve for x
    x = 313,065,962.65/19,306.32
  6. Step 6: Final answer
    x = 16,215.72

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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.