Home / 22,432.91-33,638.34-13,075.28

Finding the Fourth Proportional to 22,432.91, 33,638.34 and 13,075.28

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Solution

The fourth proportional to 22,432.91, 33,638.34 and 13,075.28 is: 19,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,432.91 : 33,638.34 = 13,075.28 : x
  2. Step 2: Convert to fraction form
    22,432.91/33,638.34 = 13,075.28/x
  3. Step 3: Cross multiply
    22,432.91x = 33,638.34 × 13,075.28
  4. Step 4: Simplify right side
    22,432.91x = 439,830,546.04
  5. Step 5: Solve for x
    x = 439,830,546.04/22,432.91
  6. Step 6: Final answer
    x = 19,606.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.