Home / 38,618.36-57,932.28-13,653.24

Finding the Fourth Proportional to 38,618.36, 57,932.28 and 13,653.24

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Solution

The fourth proportional to 38,618.36, 57,932.28 and 13,653.24 is: 20,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,618.36 : 57,932.28 = 13,653.24 : x
  2. Step 2: Convert to fraction form
    38,618.36/57,932.28 = 13,653.24/x
  3. Step 3: Cross multiply
    38,618.36x = 57,932.28 × 13,653.24
  4. Step 4: Simplify right side
    38,618.36x = 790,963,322.59
  5. Step 5: Solve for x
    x = 790,963,322.59/38,618.36
  6. Step 6: Final answer
    x = 20,481.54

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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.