Home / 20,526.24-30,787.68-5,735.52

Finding the Fourth Proportional to 20,526.24, 30,787.68 and 5,735.52

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Solution

The fourth proportional to 20,526.24, 30,787.68 and 5,735.52 is: 8,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,526.24 : 30,787.68 = 5,735.52 : x
  2. Step 2: Convert to fraction form
    20,526.24/30,787.68 = 5,735.52/x
  3. Step 3: Cross multiply
    20,526.24x = 30,787.68 × 5,735.52
  4. Step 4: Simplify right side
    20,526.24x = 176,583,354.39
  5. Step 5: Solve for x
    x = 176,583,354.39/20,526.24
  6. Step 6: Final answer
    x = 8,602.81

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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.