Home / 15,147.84-22,725.41-6,385.26

Finding the Fourth Proportional to 15,147.84, 22,725.41 and 6,385.26

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Solution

The fourth proportional to 15,147.84, 22,725.41 and 6,385.26 is: 9,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.84 : 22,725.41 = 6,385.26 : x
  2. Step 2: Convert to fraction form
    15,147.84/22,725.41 = 6,385.26/x
  3. Step 3: Cross multiply
    15,147.84x = 22,725.41 × 6,385.26
  4. Step 4: Simplify right side
    15,147.84x = 145,107,619.53
  5. Step 5: Solve for x
    x = 145,107,619.53/15,147.84
  6. Step 6: Final answer
    x = 9,579.43

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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.