Home / 38,947.86-58,379.67-15,548.58

Finding the Fourth Proportional to 38,947.86, 58,379.67 and 15,548.58

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Solution

The fourth proportional to 38,947.86, 58,379.67 and 15,548.58 is: 23,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947.86 : 58,379.67 = 15,548.58 : x
  2. Step 2: Convert to fraction form
    38,947.86/58,379.67 = 15,548.58/x
  3. Step 3: Cross multiply
    38,947.86x = 58,379.67 × 15,548.58
  4. Step 4: Simplify right side
    38,947.86x = 907,720,969.37
  5. Step 5: Solve for x
    x = 907,720,969.37/38,947.86
  6. Step 6: Final answer
    x = 23,306.06

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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.