Home / 21,544.21-32,316.72-6,752.80

Finding the Fourth Proportional to 21,544.21, 32,316.72 and 6,752.80

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Solution

The fourth proportional to 21,544.21, 32,316.72 and 6,752.80 is: 10,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,544.21 : 32,316.72 = 6,752.80 : x
  2. Step 2: Convert to fraction form
    21,544.21/32,316.72 = 6,752.80/x
  3. Step 3: Cross multiply
    21,544.21x = 32,316.72 × 6,752.80
  4. Step 4: Simplify right side
    21,544.21x = 218,228,346.82
  5. Step 5: Solve for x
    x = 218,228,346.82/21,544.21
  6. Step 6: Final answer
    x = 10,129.33

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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.