Home / 25,266.90-34,868.58-13,936.87

Finding the Fourth Proportional to 25,266.90, 34,868.58 and 13,936.87

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Solution

The fourth proportional to 25,266.90, 34,868.58 and 13,936.87 is: 19,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.90 : 34,868.58 = 13,936.87 : x
  2. Step 2: Convert to fraction form
    25,266.90/34,868.58 = 13,936.87/x
  3. Step 3: Cross multiply
    25,266.90x = 34,868.58 × 13,936.87
  4. Step 4: Simplify right side
    25,266.90x = 485,958,866.54
  5. Step 5: Solve for x
    x = 485,958,866.54/25,266.90
  6. Step 6: Final answer
    x = 19,233.02

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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.