Home / 25,246.77-34,839.36-13,915.98

Finding the Fourth Proportional to 25,246.77, 34,839.36 and 13,915.98

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Solution

The fourth proportional to 25,246.77, 34,839.36 and 13,915.98 is: 19,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.77 : 34,839.36 = 13,915.98 : x
  2. Step 2: Convert to fraction form
    25,246.77/34,839.36 = 13,915.98/x
  3. Step 3: Cross multiply
    25,246.77x = 34,839.36 × 13,915.98
  4. Step 4: Simplify right side
    25,246.77x = 484,823,836.97
  5. Step 5: Solve for x
    x = 484,823,836.97/25,246.77
  6. Step 6: Final answer
    x = 19,203.40

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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.