Home / 33,102.92-45,688.67-19,671.58

Finding the Fourth Proportional to 33,102.92, 45,688.67 and 19,671.58

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Solution

The fourth proportional to 33,102.92, 45,688.67 and 19,671.58 is: 27,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.92 : 45,688.67 = 19,671.58 : x
  2. Step 2: Convert to fraction form
    33,102.92/45,688.67 = 19,671.58/x
  3. Step 3: Cross multiply
    33,102.92x = 45,688.67 × 19,671.58
  4. Step 4: Simplify right side
    33,102.92x = 898,768,433.29
  5. Step 5: Solve for x
    x = 898,768,433.29/33,102.92
  6. Step 6: Final answer
    x = 27,150.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.