Home / 38,237.77-57,356.66-11,944.59

Finding the Fourth Proportional to 38,237.77, 57,356.66 and 11,944.59

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Solution

The fourth proportional to 38,237.77, 57,356.66 and 11,944.59 is: 17,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,237.77 : 57,356.66 = 11,944.59 : x
  2. Step 2: Convert to fraction form
    38,237.77/57,356.66 = 11,944.59/x
  3. Step 3: Cross multiply
    38,237.77x = 57,356.66 × 11,944.59
  4. Step 4: Simplify right side
    38,237.77x = 685,101,787.47
  5. Step 5: Solve for x
    x = 685,101,787.47/38,237.77
  6. Step 6: Final answer
    x = 17,916.89

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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.