Home / 20,523.14-30,784.74-5,732.06

Finding the Fourth Proportional to 20,523.14, 30,784.74 and 5,732.06

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Solution

The fourth proportional to 20,523.14, 30,784.74 and 5,732.06 is: 8,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,523.14 : 30,784.74 = 5,732.06 : x
  2. Step 2: Convert to fraction form
    20,523.14/30,784.74 = 5,732.06/x
  3. Step 3: Cross multiply
    20,523.14x = 30,784.74 × 5,732.06
  4. Step 4: Simplify right side
    20,523.14x = 176,459,976.76
  5. Step 5: Solve for x
    x = 176,459,976.76/20,523.14
  6. Step 6: Final answer
    x = 8,598.10

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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.