Home / 22,533.28-31,091.11-13,096.78

Finding the Fourth Proportional to 22,533.28, 31,091.11 and 13,096.78

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Solution

The fourth proportional to 22,533.28, 31,091.11 and 13,096.78 is: 18,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,533.28 : 31,091.11 = 13,096.78 : x
  2. Step 2: Convert to fraction form
    22,533.28/31,091.11 = 13,096.78/x
  3. Step 3: Cross multiply
    22,533.28x = 31,091.11 × 13,096.78
  4. Step 4: Simplify right side
    22,533.28x = 407,193,427.63
  5. Step 5: Solve for x
    x = 407,193,427.63/22,533.28
  6. Step 6: Final answer
    x = 18,070.76

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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.