Home / 13,717.06-18,929.36-8,050.80

Finding the Fourth Proportional to 13,717.06, 18,929.36 and 8,050.80

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Solution

The fourth proportional to 13,717.06, 18,929.36 and 8,050.80 is: 11,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.06 : 18,929.36 = 8,050.80 : x
  2. Step 2: Convert to fraction form
    13,717.06/18,929.36 = 8,050.80/x
  3. Step 3: Cross multiply
    13,717.06x = 18,929.36 × 8,050.80
  4. Step 4: Simplify right side
    13,717.06x = 152,396,491.49
  5. Step 5: Solve for x
    x = 152,396,491.49/13,717.06
  6. Step 6: Final answer
    x = 11,110.00

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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.