Home / 38,366.36-57,534.42-18,639.08

Finding the Fourth Proportional to 38,366.36, 57,534.42 and 18,639.08

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Solution

The fourth proportional to 38,366.36, 57,534.42 and 18,639.08 is: 27,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.36 : 57,534.42 = 18,639.08 : x
  2. Step 2: Convert to fraction form
    38,366.36/57,534.42 = 18,639.08/x
  3. Step 3: Cross multiply
    38,366.36x = 57,534.42 × 18,639.08
  4. Step 4: Simplify right side
    38,366.36x = 1,072,388,657.13
  5. Step 5: Solve for x
    x = 1,072,388,657.13/38,366.36
  6. Step 6: Final answer
    x = 27,951.27

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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.