Home / 19,603.29-27,053.15-11,222.49

Finding the Fourth Proportional to 19,603.29, 27,053.15 and 11,222.49

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Solution

The fourth proportional to 19,603.29, 27,053.15 and 11,222.49 is: 15,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.29 : 27,053.15 = 11,222.49 : x
  2. Step 2: Convert to fraction form
    19,603.29/27,053.15 = 11,222.49/x
  3. Step 3: Cross multiply
    19,603.29x = 27,053.15 × 11,222.49
  4. Step 4: Simplify right side
    19,603.29x = 303,603,649.23
  5. Step 5: Solve for x
    x = 303,603,649.23/19,603.29
  6. Step 6: Final answer
    x = 15,487.38

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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.