Home / 35,103.08-48,443.46-19,188.20

Finding the Fourth Proportional to 35,103.08, 48,443.46 and 19,188.20

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Solution

The fourth proportional to 35,103.08, 48,443.46 and 19,188.20 is: 26,480.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,103.08 : 48,443.46 = 19,188.20 : x
  2. Step 2: Convert to fraction form
    35,103.08/48,443.46 = 19,188.20/x
  3. Step 3: Cross multiply
    35,103.08x = 48,443.46 × 19,188.20
  4. Step 4: Simplify right side
    35,103.08x = 929,542,799.17
  5. Step 5: Solve for x
    x = 929,542,799.17/35,103.08
  6. Step 6: Final answer
    x = 26,480.38

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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.