Home / 31,451.30-47,176.96-10,674.98

Finding the Fourth Proportional to 31,451.30, 47,176.96 and 10,674.98

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Solution

The fourth proportional to 31,451.30, 47,176.96 and 10,674.98 is: 16,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,451.30 : 47,176.96 = 10,674.98 : x
  2. Step 2: Convert to fraction form
    31,451.30/47,176.96 = 10,674.98/x
  3. Step 3: Cross multiply
    31,451.30x = 47,176.96 × 10,674.98
  4. Step 4: Simplify right side
    31,451.30x = 503,613,104.46
  5. Step 5: Solve for x
    x = 503,613,104.46/31,451.30
  6. Step 6: Final answer
    x = 16,012.47

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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.