Home / 31,867.84-47,823.54-11,091.34

Finding the Fourth Proportional to 31,867.84, 47,823.54 and 11,091.34

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Solution

The fourth proportional to 31,867.84, 47,823.54 and 11,091.34 is: 16,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,867.84 : 47,823.54 = 11,091.34 : x
  2. Step 2: Convert to fraction form
    31,867.84/47,823.54 = 11,091.34/x
  3. Step 3: Cross multiply
    31,867.84x = 47,823.54 × 11,091.34
  4. Step 4: Simplify right side
    31,867.84x = 530,427,142.14
  5. Step 5: Solve for x
    x = 530,427,142.14/31,867.84
  6. Step 6: Final answer
    x = 16,644.59

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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.