Home / 19,521.12-26,939.24-10,568.62

Finding the Fourth Proportional to 19,521.12, 26,939.24 and 10,568.62

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Solution

The fourth proportional to 19,521.12, 26,939.24 and 10,568.62 is: 14,584.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.12 : 26,939.24 = 10,568.62 : x
  2. Step 2: Convert to fraction form
    19,521.12/26,939.24 = 10,568.62/x
  3. Step 3: Cross multiply
    19,521.12x = 26,939.24 × 10,568.62
  4. Step 4: Simplify right side
    19,521.12x = 284,710,590.65
  5. Step 5: Solve for x
    x = 284,710,590.65/19,521.12
  6. Step 6: Final answer
    x = 14,584.75

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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.