Home / 38,323.74-57,464.76-13,357.09

Finding the Fourth Proportional to 38,323.74, 57,464.76 and 13,357.09

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Solution

The fourth proportional to 38,323.74, 57,464.76 and 13,357.09 is: 20,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.74 : 57,464.76 = 13,357.09 : x
  2. Step 2: Convert to fraction form
    38,323.74/57,464.76 = 13,357.09/x
  3. Step 3: Cross multiply
    38,323.74x = 57,464.76 × 13,357.09
  4. Step 4: Simplify right side
    38,323.74x = 767,561,877.58
  5. Step 5: Solve for x
    x = 767,561,877.58/38,323.74
  6. Step 6: Final answer
    x = 20,028.37

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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.