Home / 21,543.05-32,314.59-6,753.14

Finding the Fourth Proportional to 21,543.05, 32,314.59 and 6,753.14

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Solution

The fourth proportional to 21,543.05, 32,314.59 and 6,753.14 is: 10,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543.05 : 32,314.59 = 6,753.14 : x
  2. Step 2: Convert to fraction form
    21,543.05/32,314.59 = 6,753.14/x
  3. Step 3: Cross multiply
    21,543.05x = 32,314.59 × 6,753.14
  4. Step 4: Simplify right side
    21,543.05x = 218,224,788.74
  5. Step 5: Solve for x
    x = 218,224,788.74/21,543.05
  6. Step 6: Final answer
    x = 10,129.71

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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.