Home / 21,444.62-32,166.70-8,791.56

Finding the Fourth Proportional to 21,444.62, 32,166.70 and 8,791.56

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Solution

The fourth proportional to 21,444.62, 32,166.70 and 8,791.56 is: 13,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.62 : 32,166.70 = 8,791.56 : x
  2. Step 2: Convert to fraction form
    21,444.62/32,166.70 = 8,791.56/x
  3. Step 3: Cross multiply
    21,444.62x = 32,166.70 × 8,791.56
  4. Step 4: Simplify right side
    21,444.62x = 282,795,312.22
  5. Step 5: Solve for x
    x = 282,795,312.22/21,444.62
  6. Step 6: Final answer
    x = 13,187.24

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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.