Home / 31,797.39-47,664.85-17,764.14

Finding the Fourth Proportional to 31,797.39, 47,664.85 and 17,764.14

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Solution

The fourth proportional to 31,797.39, 47,664.85 and 17,764.14 is: 26,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,797.39 : 47,664.85 = 17,764.14 : x
  2. Step 2: Convert to fraction form
    31,797.39/47,664.85 = 17,764.14/x
  3. Step 3: Cross multiply
    31,797.39x = 47,664.85 × 17,764.14
  4. Step 4: Simplify right side
    31,797.39x = 846,725,068.48
  5. Step 5: Solve for x
    x = 846,725,068.48/31,797.39
  6. Step 6: Final answer
    x = 26,628.76

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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.