Home / 38,874.97-58,328.85-19,153.69

Finding the Fourth Proportional to 38,874.97, 58,328.85 and 19,153.69

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Solution

The fourth proportional to 38,874.97, 58,328.85 and 19,153.69 is: 28,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,874.97 : 58,328.85 = 19,153.69 : x
  2. Step 2: Convert to fraction form
    38,874.97/58,328.85 = 19,153.69/x
  3. Step 3: Cross multiply
    38,874.97x = 58,328.85 × 19,153.69
  4. Step 4: Simplify right side
    38,874.97x = 1,117,212,710.96
  5. Step 5: Solve for x
    x = 1,117,212,710.96/38,874.97
  6. Step 6: Final answer
    x = 28,738.61

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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.