Home / 23,929.86-33,023.20-13,319.26

Finding the Fourth Proportional to 23,929.86, 33,023.20 and 13,319.26

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Solution

The fourth proportional to 23,929.86, 33,023.20 and 13,319.26 is: 18,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.86 : 33,023.20 = 13,319.26 : x
  2. Step 2: Convert to fraction form
    23,929.86/33,023.20 = 13,319.26/x
  3. Step 3: Cross multiply
    23,929.86x = 33,023.20 × 13,319.26
  4. Step 4: Simplify right side
    23,929.86x = 439,844,620.13
  5. Step 5: Solve for x
    x = 439,844,620.13/23,929.86
  6. Step 6: Final answer
    x = 18,380.58

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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.