Home / 20,543.04-30,814.74-6,502.82

Finding the Fourth Proportional to 20,543.04, 30,814.74 and 6,502.82

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Solution

The fourth proportional to 20,543.04, 30,814.74 and 6,502.82 is: 9,754.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,543.04 : 30,814.74 = 6,502.82 : x
  2. Step 2: Convert to fraction form
    20,543.04/30,814.74 = 6,502.82/x
  3. Step 3: Cross multiply
    20,543.04x = 30,814.74 × 6,502.82
  4. Step 4: Simplify right side
    20,543.04x = 200,382,553.49
  5. Step 5: Solve for x
    x = 200,382,553.49/20,543.04
  6. Step 6: Final answer
    x = 9,754.28

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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.