Home / 36,528.30-54,792.45-20,933.10

Finding the Fourth Proportional to 36,528.30, 54,792.45 and 20,933.10

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Solution

The fourth proportional to 36,528.30, 54,792.45 and 20,933.10 is: 31,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,528.30 : 54,792.45 = 20,933.10 : x
  2. Step 2: Convert to fraction form
    36,528.30/54,792.45 = 20,933.10/x
  3. Step 3: Cross multiply
    36,528.30x = 54,792.45 × 20,933.10
  4. Step 4: Simplify right side
    36,528.30x = 1,146,975,835.10
  5. Step 5: Solve for x
    x = 1,146,975,835.10/36,528.30
  6. Step 6: Final answer
    x = 31,399.65

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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.