Home / 19,572.57-27,017.15-11,614.79

Finding the Fourth Proportional to 19,572.57, 27,017.15 and 11,614.79

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Solution

The fourth proportional to 19,572.57, 27,017.15 and 11,614.79 is: 16,032.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.57 : 27,017.15 = 11,614.79 : x
  2. Step 2: Convert to fraction form
    19,572.57/27,017.15 = 11,614.79/x
  3. Step 3: Cross multiply
    19,572.57x = 27,017.15 × 11,614.79
  4. Step 4: Simplify right side
    19,572.57x = 313,798,523.65
  5. Step 5: Solve for x
    x = 313,798,523.65/19,572.57
  6. Step 6: Final answer
    x = 16,032.57

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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.