Home / 38,003.40-56,991.42-13,036.97

Finding the Fourth Proportional to 38,003.40, 56,991.42 and 13,036.97

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Solution

The fourth proportional to 38,003.40, 56,991.42 and 13,036.97 is: 19,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.40 : 56,991.42 = 13,036.97 : x
  2. Step 2: Convert to fraction form
    38,003.40/56,991.42 = 13,036.97/x
  3. Step 3: Cross multiply
    38,003.40x = 56,991.42 × 13,036.97
  4. Step 4: Simplify right side
    38,003.40x = 742,995,147.84
  5. Step 5: Solve for x
    x = 742,995,147.84/38,003.40
  6. Step 6: Final answer
    x = 19,550.75

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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.