Home / 17,938.45-24,764.03-13,896.28

Finding the Fourth Proportional to 17,938.45, 24,764.03 and 13,896.28

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Solution

The fourth proportional to 17,938.45, 24,764.03 and 13,896.28 is: 19,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.45 : 24,764.03 = 13,896.28 : x
  2. Step 2: Convert to fraction form
    17,938.45/24,764.03 = 13,896.28/x
  3. Step 3: Cross multiply
    17,938.45x = 24,764.03 × 13,896.28
  4. Step 4: Simplify right side
    17,938.45x = 344,127,894.81
  5. Step 5: Solve for x
    x = 344,127,894.81/17,938.45
  6. Step 6: Final answer
    x = 19,183.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.