Home / 21,603.11-29,805.44-17,051.41

Finding the Fourth Proportional to 21,603.11, 29,805.44 and 17,051.41

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Solution

The fourth proportional to 21,603.11, 29,805.44 and 17,051.41 is: 23,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,603.11 : 29,805.44 = 17,051.41 : x
  2. Step 2: Convert to fraction form
    21,603.11/29,805.44 = 17,051.41/x
  3. Step 3: Cross multiply
    21,603.11x = 29,805.44 × 17,051.41
  4. Step 4: Simplify right side
    21,603.11x = 508,224,729.67
  5. Step 5: Solve for x
    x = 508,224,729.67/21,603.11
  6. Step 6: Final answer
    x = 23,525.54

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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.