Home / 25,692.53-38,515.43-9,887.48

Finding the Fourth Proportional to 25,692.53, 38,515.43 and 9,887.48

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Solution

The fourth proportional to 25,692.53, 38,515.43 and 9,887.48 is: 14,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692.53 : 38,515.43 = 9,887.48 : x
  2. Step 2: Convert to fraction form
    25,692.53/38,515.43 = 9,887.48/x
  3. Step 3: Cross multiply
    25,692.53x = 38,515.43 × 9,887.48
  4. Step 4: Simplify right side
    25,692.53x = 380,820,494.38
  5. Step 5: Solve for x
    x = 380,820,494.38/25,692.53
  6. Step 6: Final answer
    x = 14,822.23

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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.