Home / 35,353.44-48,789-19,439.10

Finding the Fourth Proportional to 35,353.44, 48,789 and 19,439.10

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Solution

The fourth proportional to 35,353.44, 48,789 and 19,439.10 is: 26,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.44 : 48,789 = 19,439.10 : x
  2. Step 2: Convert to fraction form
    35,353.44/48,789 = 19,439.10/x
  3. Step 3: Cross multiply
    35,353.44x = 48,789 × 19,439.10
  4. Step 4: Simplify right side
    35,353.44x = 948,414,249.90
  5. Step 5: Solve for x
    x = 948,414,249.90/35,353.44
  6. Step 6: Final answer
    x = 26,826.65

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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.