Home / 25,692.96-38,536.64-17,426.08

Finding the Fourth Proportional to 25,692.96, 38,536.64 and 17,426.08

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Solution

The fourth proportional to 25,692.96, 38,536.64 and 17,426.08 is: 26,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692.96 : 38,536.64 = 17,426.08 : x
  2. Step 2: Convert to fraction form
    25,692.96/38,536.64 = 17,426.08/x
  3. Step 3: Cross multiply
    25,692.96x = 38,536.64 × 17,426.08
  4. Step 4: Simplify right side
    25,692.96x = 671,542,571.57
  5. Step 5: Solve for x
    x = 671,542,571.57/25,692.96
  6. Step 6: Final answer
    x = 26,137.22

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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.