Home / 23,929.98-33,023.38-13,319.39

Finding the Fourth Proportional to 23,929.98, 33,023.38 and 13,319.39

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Solution

The fourth proportional to 23,929.98, 33,023.38 and 13,319.39 is: 18,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.98 : 33,023.38 = 13,319.39 : x
  2. Step 2: Convert to fraction form
    23,929.98/33,023.38 = 13,319.39/x
  3. Step 3: Cross multiply
    23,929.98x = 33,023.38 × 13,319.39
  4. Step 4: Simplify right side
    23,929.98x = 439,851,078.92
  5. Step 5: Solve for x
    x = 439,851,078.92/23,929.98
  6. Step 6: Final answer
    x = 18,380.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.