Home / 35,019.92-48,325.52-19,910.45

Finding the Fourth Proportional to 35,019.92, 48,325.52 and 19,910.45

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Solution

The fourth proportional to 35,019.92, 48,325.52 and 19,910.45 is: 27,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,019.92 : 48,325.52 = 19,910.45 : x
  2. Step 2: Convert to fraction form
    35,019.92/48,325.52 = 19,910.45/x
  3. Step 3: Cross multiply
    35,019.92x = 48,325.52 × 19,910.45
  4. Step 4: Simplify right side
    35,019.92x = 962,182,508.50
  5. Step 5: Solve for x
    x = 962,182,508.50/35,019.92
  6. Step 6: Final answer
    x = 27,475.30

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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.