Home / 25,226.11-34,811.71-13,895.38

Finding the Fourth Proportional to 25,226.11, 34,811.71 and 13,895.38

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Solution

The fourth proportional to 25,226.11, 34,811.71 and 13,895.38 is: 19,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,226.11 : 34,811.71 = 13,895.38 : x
  2. Step 2: Convert to fraction form
    25,226.11/34,811.71 = 13,895.38/x
  3. Step 3: Cross multiply
    25,226.11x = 34,811.71 × 13,895.38
  4. Step 4: Simplify right side
    25,226.11x = 483,721,938.90
  5. Step 5: Solve for x
    x = 483,721,938.90/25,226.11
  6. Step 6: Final answer
    x = 19,175.45

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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.