Home / 31,519.64-47,279.53-25,950.69

Finding the Fourth Proportional to 31,519.64, 47,279.53 and 25,950.69

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Solution

The fourth proportional to 31,519.64, 47,279.53 and 25,950.69 is: 38,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519.64 : 47,279.53 = 25,950.69 : x
  2. Step 2: Convert to fraction form
    31,519.64/47,279.53 = 25,950.69/x
  3. Step 3: Cross multiply
    31,519.64x = 47,279.53 × 25,950.69
  4. Step 4: Simplify right side
    31,519.64x = 1,226,936,189.98
  5. Step 5: Solve for x
    x = 1,226,936,189.98/31,519.64
  6. Step 6: Final answer
    x = 38,926.09

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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.