Home / 20,232.34-30,353.64-7,084.37

Finding the Fourth Proportional to 20,232.34, 30,353.64 and 7,084.37

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Solution

The fourth proportional to 20,232.34, 30,353.64 and 7,084.37 is: 10,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.34 : 30,353.64 = 7,084.37 : x
  2. Step 2: Convert to fraction form
    20,232.34/30,353.64 = 7,084.37/x
  3. Step 3: Cross multiply
    20,232.34x = 30,353.64 × 7,084.37
  4. Step 4: Simplify right side
    20,232.34x = 215,036,416.61
  5. Step 5: Solve for x
    x = 215,036,416.61/20,232.34
  6. Step 6: Final answer
    x = 10,628.35

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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.