Home / 38,385.30-57,447.90-23,603.58

Finding the Fourth Proportional to 38,385.30, 57,447.90 and 23,603.58

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Solution

The fourth proportional to 38,385.30, 57,447.90 and 23,603.58 is: 35,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,385.30 : 57,447.90 = 23,603.58 : x
  2. Step 2: Convert to fraction form
    38,385.30/57,447.90 = 23,603.58/x
  3. Step 3: Cross multiply
    38,385.30x = 57,447.90 × 23,603.58
  4. Step 4: Simplify right side
    38,385.30x = 1,355,976,103.48
  5. Step 5: Solve for x
    x = 1,355,976,103.48/38,385.30
  6. Step 6: Final answer
    x = 35,325.40

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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.