Home / 13,501.66-20,256.25-4,141.99

Finding the Fourth Proportional to 13,501.66, 20,256.25 and 4,141.99

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Solution

The fourth proportional to 13,501.66, 20,256.25 and 4,141.99 is: 6,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.66 : 20,256.25 = 4,141.99 : x
  2. Step 2: Convert to fraction form
    13,501.66/20,256.25 = 4,141.99/x
  3. Step 3: Cross multiply
    13,501.66x = 20,256.25 × 4,141.99
  4. Step 4: Simplify right side
    13,501.66x = 83,901,105.38
  5. Step 5: Solve for x
    x = 83,901,105.38/13,501.66
  6. Step 6: Final answer
    x = 6,214.13

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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.