Home / 21,708.55-32,562.83-10,015.39

Finding the Fourth Proportional to 21,708.55, 32,562.83 and 10,015.39

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Solution

The fourth proportional to 21,708.55, 32,562.83 and 10,015.39 is: 15,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708.55 : 32,562.83 = 10,015.39 : x
  2. Step 2: Convert to fraction form
    21,708.55/32,562.83 = 10,015.39/x
  3. Step 3: Cross multiply
    21,708.55x = 32,562.83 × 10,015.39
  4. Step 4: Simplify right side
    21,708.55x = 326,129,229.06
  5. Step 5: Solve for x
    x = 326,129,229.06/21,708.55
  6. Step 6: Final answer
    x = 15,023.08

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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.