Home / 19,699.53-27,184.29-11,200.48

Finding the Fourth Proportional to 19,699.53, 27,184.29 and 11,200.48

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Solution

The fourth proportional to 19,699.53, 27,184.29 and 11,200.48 is: 15,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.53 : 27,184.29 = 11,200.48 : x
  2. Step 2: Convert to fraction form
    19,699.53/27,184.29 = 11,200.48/x
  3. Step 3: Cross multiply
    19,699.53x = 27,184.29 × 11,200.48
  4. Step 4: Simplify right side
    19,699.53x = 304,477,096.46
  5. Step 5: Solve for x
    x = 304,477,096.46/19,699.53
  6. Step 6: Final answer
    x = 15,456.06

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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.