Home / 38,396.64-57,560.76-15,039.36

Finding the Fourth Proportional to 38,396.64, 57,560.76 and 15,039.36

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Solution

The fourth proportional to 38,396.64, 57,560.76 and 15,039.36 is: 22,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.64 : 57,560.76 = 15,039.36 : x
  2. Step 2: Convert to fraction form
    38,396.64/57,560.76 = 15,039.36/x
  3. Step 3: Cross multiply
    38,396.64x = 57,560.76 × 15,039.36
  4. Step 4: Simplify right side
    38,396.64x = 865,676,991.51
  5. Step 5: Solve for x
    x = 865,676,991.51/38,396.64
  6. Step 6: Final answer
    x = 22,545.64

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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.