Home / 20,624.48-30,941.28-6,588.80

Finding the Fourth Proportional to 20,624.48, 30,941.28 and 6,588.80

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Solution

The fourth proportional to 20,624.48, 30,941.28 and 6,588.80 is: 9,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.48 : 30,941.28 = 6,588.80 : x
  2. Step 2: Convert to fraction form
    20,624.48/30,941.28 = 6,588.80/x
  3. Step 3: Cross multiply
    20,624.48x = 30,941.28 × 6,588.80
  4. Step 4: Simplify right side
    20,624.48x = 203,865,905.66
  5. Step 5: Solve for x
    x = 203,865,905.66/20,624.48
  6. Step 6: Final answer
    x = 9,884.66

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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.