Home / 38,322.06-57,511.04-19,617.75

Finding the Fourth Proportional to 38,322.06, 57,511.04 and 19,617.75

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Solution

The fourth proportional to 38,322.06, 57,511.04 and 19,617.75 is: 29,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.06 : 57,511.04 = 19,617.75 : x
  2. Step 2: Convert to fraction form
    38,322.06/57,511.04 = 19,617.75/x
  3. Step 3: Cross multiply
    38,322.06x = 57,511.04 × 19,617.75
  4. Step 4: Simplify right side
    38,322.06x = 1,128,237,106.87
  5. Step 5: Solve for x
    x = 1,128,237,106.87/38,322.06
  6. Step 6: Final answer
    x = 29,440.93

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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.