Home / 16,023.60-22,081.34-11,538.89

Finding the Fourth Proportional to 16,023.60, 22,081.34 and 11,538.89

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Solution

The fourth proportional to 16,023.60, 22,081.34 and 11,538.89 is: 15,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,023.60 : 22,081.34 = 11,538.89 : x
  2. Step 2: Convert to fraction form
    16,023.60/22,081.34 = 11,538.89/x
  3. Step 3: Cross multiply
    16,023.60x = 22,081.34 × 11,538.89
  4. Step 4: Simplify right side
    16,023.60x = 254,794,153.31
  5. Step 5: Solve for x
    x = 254,794,153.31/16,023.60
  6. Step 6: Final answer
    x = 15,901.18

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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.