Home / 38,262.05-57,383.86-11,966.81

Finding the Fourth Proportional to 38,262.05, 57,383.86 and 11,966.81

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Solution

The fourth proportional to 38,262.05, 57,383.86 and 11,966.81 is: 17,947.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,262.05 : 57,383.86 = 11,966.81 : x
  2. Step 2: Convert to fraction form
    38,262.05/57,383.86 = 11,966.81/x
  3. Step 3: Cross multiply
    38,262.05x = 57,383.86 × 11,966.81
  4. Step 4: Simplify right side
    38,262.05x = 686,701,455.29
  5. Step 5: Solve for x
    x = 686,701,455.29/38,262.05
  6. Step 6: Final answer
    x = 17,947.32

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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.