Home / 14,718.16-20,310.91-8,003.67

Finding the Fourth Proportional to 14,718.16, 20,310.91 and 8,003.67

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Solution

The fourth proportional to 14,718.16, 20,310.91 and 8,003.67 is: 11,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.16 : 20,310.91 = 8,003.67 : x
  2. Step 2: Convert to fraction form
    14,718.16/20,310.91 = 8,003.67/x
  3. Step 3: Cross multiply
    14,718.16x = 20,310.91 × 8,003.67
  4. Step 4: Simplify right side
    14,718.16x = 162,561,821.04
  5. Step 5: Solve for x
    x = 162,561,821.04/14,718.16
  6. Step 6: Final answer
    x = 11,044.98

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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.