Home / 38,260.30-57,357.58-13,297.10

Finding the Fourth Proportional to 38,260.30, 57,357.58 and 13,297.10

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Solution

The fourth proportional to 38,260.30, 57,357.58 and 13,297.10 is: 19,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.30 : 57,357.58 = 13,297.10 : x
  2. Step 2: Convert to fraction form
    38,260.30/57,357.58 = 13,297.10/x
  3. Step 3: Cross multiply
    38,260.30x = 57,357.58 × 13,297.10
  4. Step 4: Simplify right side
    38,260.30x = 762,689,570.55
  5. Step 5: Solve for x
    x = 762,689,570.55/38,260.30
  6. Step 6: Final answer
    x = 19,934.23

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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.