Home / 25,246.55-34,838.64-13,915.42

Finding the Fourth Proportional to 25,246.55, 34,838.64 and 13,915.42

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Solution

The fourth proportional to 25,246.55, 34,838.64 and 13,915.42 is: 19,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.55 : 34,838.64 = 13,915.42 : x
  2. Step 2: Convert to fraction form
    25,246.55/34,838.64 = 13,915.42/x
  3. Step 3: Cross multiply
    25,246.55x = 34,838.64 × 13,915.42
  4. Step 4: Simplify right side
    25,246.55x = 484,794,220.73
  5. Step 5: Solve for x
    x = 484,794,220.73/25,246.55
  6. Step 6: Final answer
    x = 19,202.40

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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.