Home / 15,443.63-23,170.97-6,078.45

Finding the Fourth Proportional to 15,443.63, 23,170.97 and 6,078.45

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Solution

The fourth proportional to 15,443.63, 23,170.97 and 6,078.45 is: 9,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.63 : 23,170.97 = 6,078.45 : x
  2. Step 2: Convert to fraction form
    15,443.63/23,170.97 = 6,078.45/x
  3. Step 3: Cross multiply
    15,443.63x = 23,170.97 × 6,078.45
  4. Step 4: Simplify right side
    15,443.63x = 140,843,552.20
  5. Step 5: Solve for x
    x = 140,843,552.20/15,443.63
  6. Step 6: Final answer
    x = 9,119.85

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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.