Home / 25,618.14-38,429.19-9,830.73

Finding the Fourth Proportional to 25,618.14, 38,429.19 and 9,830.73

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Solution

The fourth proportional to 25,618.14, 38,429.19 and 9,830.73 is: 14,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.14 : 38,429.19 = 9,830.73 : x
  2. Step 2: Convert to fraction form
    25,618.14/38,429.19 = 9,830.73/x
  3. Step 3: Cross multiply
    25,618.14x = 38,429.19 × 9,830.73
  4. Step 4: Simplify right side
    25,618.14x = 377,786,991.01
  5. Step 5: Solve for x
    x = 377,786,991.01/25,618.14
  6. Step 6: Final answer
    x = 14,746.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.