Home / 25,294.81-34,906.27-13,963.64

Finding the Fourth Proportional to 25,294.81, 34,906.27 and 13,963.64

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Solution

The fourth proportional to 25,294.81, 34,906.27 and 13,963.64 is: 19,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.81 : 34,906.27 = 13,963.64 : x
  2. Step 2: Convert to fraction form
    25,294.81/34,906.27 = 13,963.64/x
  3. Step 3: Cross multiply
    25,294.81x = 34,906.27 × 13,963.64
  4. Step 4: Simplify right side
    25,294.81x = 487,418,561.84
  5. Step 5: Solve for x
    x = 487,418,561.84/25,294.81
  6. Step 6: Final answer
    x = 19,269.51

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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.