Home / 14,738.76-20,335.98-8,363.94

Finding the Fourth Proportional to 14,738.76, 20,335.98 and 8,363.94

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Solution

The fourth proportional to 14,738.76, 20,335.98 and 8,363.94 is: 11,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738.76 : 20,335.98 = 8,363.94 : x
  2. Step 2: Convert to fraction form
    14,738.76/20,335.98 = 8,363.94/x
  3. Step 3: Cross multiply
    14,738.76x = 20,335.98 × 8,363.94
  4. Step 4: Simplify right side
    14,738.76x = 170,088,916.56
  5. Step 5: Solve for x
    x = 170,088,916.56/14,738.76
  6. Step 6: Final answer
    x = 11,540.25

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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.