Home / 20,566.14-30,849.37-4,983.77

Finding the Fourth Proportional to 20,566.14, 30,849.37 and 4,983.77

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Solution

The fourth proportional to 20,566.14, 30,849.37 and 4,983.77 is: 7,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.14 : 30,849.37 = 4,983.77 : x
  2. Step 2: Convert to fraction form
    20,566.14/30,849.37 = 4,983.77/x
  3. Step 3: Cross multiply
    20,566.14x = 30,849.37 × 4,983.77
  4. Step 4: Simplify right side
    20,566.14x = 153,746,164.72
  5. Step 5: Solve for x
    x = 153,746,164.72/20,566.14
  6. Step 6: Final answer
    x = 7,475.69

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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.