Home / 20,588.49-30,861.33-10,044.12

Finding the Fourth Proportional to 20,588.49, 30,861.33 and 10,044.12

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Solution

The fourth proportional to 20,588.49, 30,861.33 and 10,044.12 is: 15,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,588.49 : 30,861.33 = 10,044.12 : x
  2. Step 2: Convert to fraction form
    20,588.49/30,861.33 = 10,044.12/x
  3. Step 3: Cross multiply
    20,588.49x = 30,861.33 × 10,044.12
  4. Step 4: Simplify right side
    20,588.49x = 309,974,901.88
  5. Step 5: Solve for x
    x = 309,974,901.88/20,588.49
  6. Step 6: Final answer
    x = 15,055.74

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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.