Home / 14,519.09-20,037.49-8,551.92

Finding the Fourth Proportional to 14,519.09, 20,037.49 and 8,551.92

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Solution

The fourth proportional to 14,519.09, 20,037.49 and 8,551.92 is: 11,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.09 : 20,037.49 = 8,551.92 : x
  2. Step 2: Convert to fraction form
    14,519.09/20,037.49 = 8,551.92/x
  3. Step 3: Cross multiply
    14,519.09x = 20,037.49 × 8,551.92
  4. Step 4: Simplify right side
    14,519.09x = 171,359,011.48
  5. Step 5: Solve for x
    x = 171,359,011.48/14,519.09
  6. Step 6: Final answer
    x = 11,802.32

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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.