Home / 14,850.30-20,498.76-10,131.24

Finding the Fourth Proportional to 14,850.30, 20,498.76 and 10,131.24

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Solution

The fourth proportional to 14,850.30, 20,498.76 and 10,131.24 is: 13,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.30 : 20,498.76 = 10,131.24 : x
  2. Step 2: Convert to fraction form
    14,850.30/20,498.76 = 10,131.24/x
  3. Step 3: Cross multiply
    14,850.30x = 20,498.76 × 10,131.24
  4. Step 4: Simplify right side
    14,850.30x = 207,677,857.26
  5. Step 5: Solve for x
    x = 207,677,857.26/14,850.30
  6. Step 6: Final answer
    x = 13,984.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.