Home / 38,858.71-58,267.98-12,560.02

Finding the Fourth Proportional to 38,858.71, 58,267.98 and 12,560.02

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Solution

The fourth proportional to 38,858.71, 58,267.98 and 12,560.02 is: 18,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.71 : 58,267.98 = 12,560.02 : x
  2. Step 2: Convert to fraction form
    38,858.71/58,267.98 = 12,560.02/x
  3. Step 3: Cross multiply
    38,858.71x = 58,267.98 × 12,560.02
  4. Step 4: Simplify right side
    38,858.71x = 731,846,994.16
  5. Step 5: Solve for x
    x = 731,846,994.16/38,858.71
  6. Step 6: Final answer
    x = 18,833.54

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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.