Home / 38,324.64-57,488.58-13,367.20

Finding the Fourth Proportional to 38,324.64, 57,488.58 and 13,367.20

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Solution

The fourth proportional to 38,324.64, 57,488.58 and 13,367.20 is: 20,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.64 : 57,488.58 = 13,367.20 : x
  2. Step 2: Convert to fraction form
    38,324.64/57,488.58 = 13,367.20/x
  3. Step 3: Cross multiply
    38,324.64x = 57,488.58 × 13,367.20
  4. Step 4: Simplify right side
    38,324.64x = 768,461,346.58
  5. Step 5: Solve for x
    x = 768,461,346.58/38,324.64
  6. Step 6: Final answer
    x = 20,051.37

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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.