Home / 34,860.36-48,107.16-18,944.76

Finding the Fourth Proportional to 34,860.36, 48,107.16 and 18,944.76

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Solution

The fourth proportional to 34,860.36, 48,107.16 and 18,944.76 is: 26,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860.36 : 48,107.16 = 18,944.76 : x
  2. Step 2: Convert to fraction form
    34,860.36/48,107.16 = 18,944.76/x
  3. Step 3: Cross multiply
    34,860.36x = 48,107.16 × 18,944.76
  4. Step 4: Simplify right side
    34,860.36x = 911,378,600.48
  5. Step 5: Solve for x
    x = 911,378,600.48/34,860.36
  6. Step 6: Final answer
    x = 26,143.69

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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.