Home / 19,588.62-27,036.99-11,209.98

Finding the Fourth Proportional to 19,588.62, 27,036.99 and 11,209.98

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Solution

The fourth proportional to 19,588.62, 27,036.99 and 11,209.98 is: 15,472.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.62 : 27,036.99 = 11,209.98 : x
  2. Step 2: Convert to fraction form
    19,588.62/27,036.99 = 11,209.98/x
  3. Step 3: Cross multiply
    19,588.62x = 27,036.99 × 11,209.98
  4. Step 4: Simplify right side
    19,588.62x = 303,084,117.16
  5. Step 5: Solve for x
    x = 303,084,117.16/19,588.62
  6. Step 6: Final answer
    x = 15,472.46

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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.