Home / 19,972.26-27,563.06-11,477.14

Finding the Fourth Proportional to 19,972.26, 27,563.06 and 11,477.14

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Solution

The fourth proportional to 19,972.26, 27,563.06 and 11,477.14 is: 15,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.26 : 27,563.06 = 11,477.14 : x
  2. Step 2: Convert to fraction form
    19,972.26/27,563.06 = 11,477.14/x
  3. Step 3: Cross multiply
    19,972.26x = 27,563.06 × 11,477.14
  4. Step 4: Simplify right side
    19,972.26x = 316,345,098.45
  5. Step 5: Solve for x
    x = 316,345,098.45/19,972.26
  6. Step 6: Final answer
    x = 15,839.22

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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.