Home / 15,141.97-22,715.61-6,257.26

Finding the Fourth Proportional to 15,141.97, 22,715.61 and 6,257.26

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Solution

The fourth proportional to 15,141.97, 22,715.61 and 6,257.26 is: 9,386.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.97 : 22,715.61 = 6,257.26 : x
  2. Step 2: Convert to fraction form
    15,141.97/22,715.61 = 6,257.26/x
  3. Step 3: Cross multiply
    15,141.97x = 22,715.61 × 6,257.26
  4. Step 4: Simplify right side
    15,141.97x = 142,137,477.83
  5. Step 5: Solve for x
    x = 142,137,477.83/15,141.97
  6. Step 6: Final answer
    x = 9,386.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.