Home / 25,294.23-34,906.13-13,963.81

Finding the Fourth Proportional to 25,294.23, 34,906.13 and 13,963.81

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Solution

The fourth proportional to 25,294.23, 34,906.13 and 13,963.81 is: 19,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.23 : 34,906.13 = 13,963.81 : x
  2. Step 2: Convert to fraction form
    25,294.23/34,906.13 = 13,963.81/x
  3. Step 3: Cross multiply
    25,294.23x = 34,906.13 × 13,963.81
  4. Step 4: Simplify right side
    25,294.23x = 487,422,567.16
  5. Step 5: Solve for x
    x = 487,422,567.16/25,294.23
  6. Step 6: Final answer
    x = 19,270.11

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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.