Home / 38,725.07-58,087.67-13,765.07

Finding the Fourth Proportional to 38,725.07, 58,087.67 and 13,765.07

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Solution

The fourth proportional to 38,725.07, 58,087.67 and 13,765.07 is: 20,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,725.07 : 58,087.67 = 13,765.07 : x
  2. Step 2: Convert to fraction form
    38,725.07/58,087.67 = 13,765.07/x
  3. Step 3: Cross multiply
    38,725.07x = 58,087.67 × 13,765.07
  4. Step 4: Simplify right side
    38,725.07x = 799,580,920.08
  5. Step 5: Solve for x
    x = 799,580,920.08/38,725.07
  6. Step 6: Final answer
    x = 20,647.63

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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.