Home / 45,500.48-68,250.72-15,919.28

Finding the Fourth Proportional to 45,500.48, 68,250.72 and 15,919.28

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Solution

The fourth proportional to 45,500.48, 68,250.72 and 15,919.28 is: 23,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,500.48 : 68,250.72 = 15,919.28 : x
  2. Step 2: Convert to fraction form
    45,500.48/68,250.72 = 15,919.28/x
  3. Step 3: Cross multiply
    45,500.48x = 68,250.72 × 15,919.28
  4. Step 4: Simplify right side
    45,500.48x = 1,086,502,321.88
  5. Step 5: Solve for x
    x = 1,086,502,321.88/45,500.48
  6. Step 6: Final answer
    x = 23,878.92

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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.