Home / 14,874.36-20,526.39-8,159.97

Finding the Fourth Proportional to 14,874.36, 20,526.39 and 8,159.97

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Solution

The fourth proportional to 14,874.36, 20,526.39 and 8,159.97 is: 11,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.36 : 20,526.39 = 8,159.97 : x
  2. Step 2: Convert to fraction form
    14,874.36/20,526.39 = 8,159.97/x
  3. Step 3: Cross multiply
    14,874.36x = 20,526.39 × 8,159.97
  4. Step 4: Simplify right side
    14,874.36x = 167,494,726.61
  5. Step 5: Solve for x
    x = 167,494,726.61/14,874.36
  6. Step 6: Final answer
    x = 11,260.63

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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.