Home / 38,124.96-57,166.32-11,822.56

Finding the Fourth Proportional to 38,124.96, 57,166.32 and 11,822.56

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Solution

The fourth proportional to 38,124.96, 57,166.32 and 11,822.56 is: 17,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.96 : 57,166.32 = 11,822.56 : x
  2. Step 2: Convert to fraction form
    38,124.96/57,166.32 = 11,822.56/x
  3. Step 3: Cross multiply
    38,124.96x = 57,166.32 × 11,822.56
  4. Step 4: Simplify right side
    38,124.96x = 675,852,248.18
  5. Step 5: Solve for x
    x = 675,852,248.18/38,124.96
  6. Step 6: Final answer
    x = 17,727.29

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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.