Home / 38,329.23-57,503.41-13,369.64

Finding the Fourth Proportional to 38,329.23, 57,503.41 and 13,369.64

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Solution

The fourth proportional to 38,329.23, 57,503.41 and 13,369.64 is: 20,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.23 : 57,503.41 = 13,369.64 : x
  2. Step 2: Convert to fraction form
    38,329.23/57,503.41 = 13,369.64/x
  3. Step 3: Cross multiply
    38,329.23x = 57,503.41 × 13,369.64
  4. Step 4: Simplify right side
    38,329.23x = 768,799,890.47
  5. Step 5: Solve for x
    x = 768,799,890.47/38,329.23
  6. Step 6: Final answer
    x = 20,057.80

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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.