Home / 19,823.40-27,354.24-11,327.65

Finding the Fourth Proportional to 19,823.40, 27,354.24 and 11,327.65

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Solution

The fourth proportional to 19,823.40, 27,354.24 and 11,327.65 is: 15,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.40 : 27,354.24 = 11,327.65 : x
  2. Step 2: Convert to fraction form
    19,823.40/27,354.24 = 11,327.65/x
  3. Step 3: Cross multiply
    19,823.40x = 27,354.24 × 11,327.65
  4. Step 4: Simplify right side
    19,823.40x = 309,859,188.35
  5. Step 5: Solve for x
    x = 309,859,188.35/19,823.40
  6. Step 6: Final answer
    x = 15,630.98

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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.