Home / 31,641.96-47,467.13-11,648.73

Finding the Fourth Proportional to 31,641.96, 47,467.13 and 11,648.73

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Solution

The fourth proportional to 31,641.96, 47,467.13 and 11,648.73 is: 17,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,641.96 : 47,467.13 = 11,648.73 : x
  2. Step 2: Convert to fraction form
    31,641.96/47,467.13 = 11,648.73/x
  3. Step 3: Cross multiply
    31,641.96x = 47,467.13 × 11,648.73
  4. Step 4: Simplify right side
    31,641.96x = 552,931,723.00
  5. Step 5: Solve for x
    x = 552,931,723.00/31,641.96
  6. Step 6: Final answer
    x = 17,474.64

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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.