Home / 38,260.55-57,357.95-13,297.35

Finding the Fourth Proportional to 38,260.55, 57,357.95 and 13,297.35

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Solution

The fourth proportional to 38,260.55, 57,357.95 and 13,297.35 is: 19,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.55 : 57,357.95 = 13,297.35 : x
  2. Step 2: Convert to fraction form
    38,260.55/57,357.95 = 13,297.35/x
  3. Step 3: Cross multiply
    38,260.55x = 57,357.95 × 13,297.35
  4. Step 4: Simplify right side
    38,260.55x = 762,708,896.45
  5. Step 5: Solve for x
    x = 762,708,896.45/38,260.55
  6. Step 6: Final answer
    x = 19,934.60

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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.