Home / 14,313.50-19,752.64-8,727.74

Finding the Fourth Proportional to 14,313.50, 19,752.64 and 8,727.74

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Solution

The fourth proportional to 14,313.50, 19,752.64 and 8,727.74 is: 12,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.50 : 19,752.64 = 8,727.74 : x
  2. Step 2: Convert to fraction form
    14,313.50/19,752.64 = 8,727.74/x
  3. Step 3: Cross multiply
    14,313.50x = 19,752.64 × 8,727.74
  4. Step 4: Simplify right side
    14,313.50x = 172,395,906.23
  5. Step 5: Solve for x
    x = 172,395,906.23/14,313.50
  6. Step 6: Final answer
    x = 12,044.29

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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.