Home / 38,339.35-57,533.61-18,607.15

Finding the Fourth Proportional to 38,339.35, 57,533.61 and 18,607.15

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Solution

The fourth proportional to 38,339.35, 57,533.61 and 18,607.15 is: 27,922.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,339.35 : 57,533.61 = 18,607.15 : x
  2. Step 2: Convert to fraction form
    38,339.35/57,533.61 = 18,607.15/x
  3. Step 3: Cross multiply
    38,339.35x = 57,533.61 × 18,607.15
  4. Step 4: Simplify right side
    38,339.35x = 1,070,536,511.31
  5. Step 5: Solve for x
    x = 1,070,536,511.31/38,339.35
  6. Step 6: Final answer
    x = 27,922.66

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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.