Home / 25,338.03-38,023.37-13,659.39

Finding the Fourth Proportional to 25,338.03, 38,023.37 and 13,659.39

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Solution

The fourth proportional to 25,338.03, 38,023.37 and 13,659.39 is: 20,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.03 : 38,023.37 = 13,659.39 : x
  2. Step 2: Convert to fraction form
    25,338.03/38,023.37 = 13,659.39/x
  3. Step 3: Cross multiply
    25,338.03x = 38,023.37 × 13,659.39
  4. Step 4: Simplify right side
    25,338.03x = 519,376,039.94
  5. Step 5: Solve for x
    x = 519,376,039.94/25,338.03
  6. Step 6: Final answer
    x = 20,497.89

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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.