Home / 14,440.91-19,926.20-8,153.15

Finding the Fourth Proportional to 14,440.91, 19,926.20 and 8,153.15

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Solution

The fourth proportional to 14,440.91, 19,926.20 and 8,153.15 is: 11,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.91 : 19,926.20 = 8,153.15 : x
  2. Step 2: Convert to fraction form
    14,440.91/19,926.20 = 8,153.15/x
  3. Step 3: Cross multiply
    14,440.91x = 19,926.20 × 8,153.15
  4. Step 4: Simplify right side
    14,440.91x = 162,461,218.28
  5. Step 5: Solve for x
    x = 162,461,218.28/14,440.91
  6. Step 6: Final answer
    x = 11,250.07

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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.