Home / 38,429.39-57,655.25-15,935.94

Finding the Fourth Proportional to 38,429.39, 57,655.25 and 15,935.94

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Solution

The fourth proportional to 38,429.39, 57,655.25 and 15,935.94 is: 23,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.39 : 57,655.25 = 15,935.94 : x
  2. Step 2: Convert to fraction form
    38,429.39/57,655.25 = 15,935.94/x
  3. Step 3: Cross multiply
    38,429.39x = 57,655.25 × 15,935.94
  4. Step 4: Simplify right side
    38,429.39x = 918,790,662.99
  5. Step 5: Solve for x
    x = 918,790,662.99/38,429.39
  6. Step 6: Final answer
    x = 23,908.54

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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.