Home / 21,683.34-32,525.28-6,892.20

Finding the Fourth Proportional to 21,683.34, 32,525.28 and 6,892.20

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Solution

The fourth proportional to 21,683.34, 32,525.28 and 6,892.20 is: 10,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.34 : 32,525.28 = 6,892.20 : x
  2. Step 2: Convert to fraction form
    21,683.34/32,525.28 = 6,892.20/x
  3. Step 3: Cross multiply
    21,683.34x = 32,525.28 × 6,892.20
  4. Step 4: Simplify right side
    21,683.34x = 224,170,734.82
  5. Step 5: Solve for x
    x = 224,170,734.82/21,683.34
  6. Step 6: Final answer
    x = 10,338.39

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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.