Home / 31,514.22-47,267.10-9,329.94

Finding the Fourth Proportional to 31,514.22, 47,267.10 and 9,329.94

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Solution

The fourth proportional to 31,514.22, 47,267.10 and 9,329.94 is: 13,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,514.22 : 47,267.10 = 9,329.94 : x
  2. Step 2: Convert to fraction form
    31,514.22/47,267.10 = 9,329.94/x
  3. Step 3: Cross multiply
    31,514.22x = 47,267.10 × 9,329.94
  4. Step 4: Simplify right side
    31,514.22x = 440,999,206.97
  5. Step 5: Solve for x
    x = 440,999,206.97/31,514.22
  6. Step 6: Final answer
    x = 13,993.66

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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.