Home / 21,414.96-32,075.88-17,675.28

Finding the Fourth Proportional to 21,414.96, 32,075.88 and 17,675.28

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Solution

The fourth proportional to 21,414.96, 32,075.88 and 17,675.28 is: 26,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.96 : 32,075.88 = 17,675.28 : x
  2. Step 2: Convert to fraction form
    21,414.96/32,075.88 = 17,675.28/x
  3. Step 3: Cross multiply
    21,414.96x = 32,075.88 × 17,675.28
  4. Step 4: Simplify right side
    21,414.96x = 566,950,160.25
  5. Step 5: Solve for x
    x = 566,950,160.25/21,414.96
  6. Step 6: Final answer
    x = 26,474.49

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1.5x scale

Why These Related Problems?

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