Home / 25,635.29-38,455.68-10,845.71

Finding the Fourth Proportional to 25,635.29, 38,455.68 and 10,845.71

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Solution

The fourth proportional to 25,635.29, 38,455.68 and 10,845.71 is: 16,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.29 : 38,455.68 = 10,845.71 : x
  2. Step 2: Convert to fraction form
    25,635.29/38,455.68 = 10,845.71/x
  3. Step 3: Cross multiply
    25,635.29x = 38,455.68 × 10,845.71
  4. Step 4: Simplify right side
    25,635.29x = 417,078,960.85
  5. Step 5: Solve for x
    x = 417,078,960.85/25,635.29
  6. Step 6: Final answer
    x = 16,269.72

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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.