Home / 34,860.13-48,107.28-18,944.58

Finding the Fourth Proportional to 34,860.13, 48,107.28 and 18,944.58

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Solution

The fourth proportional to 34,860.13, 48,107.28 and 18,944.58 is: 26,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860.13 : 48,107.28 = 18,944.58 : x
  2. Step 2: Convert to fraction form
    34,860.13/48,107.28 = 18,944.58/x
  3. Step 3: Cross multiply
    34,860.13x = 48,107.28 × 18,944.58
  4. Step 4: Simplify right side
    34,860.13x = 911,371,974.01
  5. Step 5: Solve for x
    x = 911,371,974.01/34,860.13
  6. Step 6: Final answer
    x = 26,143.68

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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.