Home / 25,453.40-38,134.94-10,629.71

Finding the Fourth Proportional to 25,453.40, 38,134.94 and 10,629.71

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Solution

The fourth proportional to 25,453.40, 38,134.94 and 10,629.71 is: 15,925.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.40 : 38,134.94 = 10,629.71 : x
  2. Step 2: Convert to fraction form
    25,453.40/38,134.94 = 10,629.71/x
  3. Step 3: Cross multiply
    25,453.40x = 38,134.94 × 10,629.71
  4. Step 4: Simplify right side
    25,453.40x = 405,363,109.24
  5. Step 5: Solve for x
    x = 405,363,109.24/25,453.40
  6. Step 6: Final answer
    x = 15,925.69

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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.