Home / 25,771.70-38,621.10-10,965.71

Finding the Fourth Proportional to 25,771.70, 38,621.10 and 10,965.71

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Solution

The fourth proportional to 25,771.70, 38,621.10 and 10,965.71 is: 16,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.70 : 38,621.10 = 10,965.71 : x
  2. Step 2: Convert to fraction form
    25,771.70/38,621.10 = 10,965.71/x
  3. Step 3: Cross multiply
    25,771.70x = 38,621.10 × 10,965.71
  4. Step 4: Simplify right side
    25,771.70x = 423,507,920.16
  5. Step 5: Solve for x
    x = 423,507,920.16/25,771.70
  6. Step 6: Final answer
    x = 16,433.06

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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.