Home / 38,937.69-58,371.44-13,971.83

Finding the Fourth Proportional to 38,937.69, 58,371.44 and 13,971.83

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Solution

The fourth proportional to 38,937.69, 58,371.44 and 13,971.83 is: 20,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.69 : 58,371.44 = 13,971.83 : x
  2. Step 2: Convert to fraction form
    38,937.69/58,371.44 = 13,971.83/x
  3. Step 3: Cross multiply
    38,937.69x = 58,371.44 × 13,971.83
  4. Step 4: Simplify right side
    38,937.69x = 815,555,474.82
  5. Step 5: Solve for x
    x = 815,555,474.82/38,937.69
  6. Step 6: Final answer
    x = 20,945.14

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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.