Home / 31,982.64-47,994.71-14,452.62

Finding the Fourth Proportional to 31,982.64, 47,994.71 and 14,452.62

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Solution

The fourth proportional to 31,982.64, 47,994.71 and 14,452.62 is: 21,688.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.64 : 47,994.71 = 14,452.62 : x
  2. Step 2: Convert to fraction form
    31,982.64/47,994.71 = 14,452.62/x
  3. Step 3: Cross multiply
    31,982.64x = 47,994.71 × 14,452.62
  4. Step 4: Simplify right side
    31,982.64x = 693,649,305.64
  5. Step 5: Solve for x
    x = 693,649,305.64/31,982.64
  6. Step 6: Final answer
    x = 21,688.31

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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.