Home / 14,384.76-19,845.20-10,616.92

Finding the Fourth Proportional to 14,384.76, 19,845.20 and 10,616.92

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Solution

The fourth proportional to 14,384.76, 19,845.20 and 10,616.92 is: 14,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.76 : 19,845.20 = 10,616.92 : x
  2. Step 2: Convert to fraction form
    14,384.76/19,845.20 = 10,616.92/x
  3. Step 3: Cross multiply
    14,384.76x = 19,845.20 × 10,616.92
  4. Step 4: Simplify right side
    14,384.76x = 210,694,900.78
  5. Step 5: Solve for x
    x = 210,694,900.78/14,384.76
  6. Step 6: Final answer
    x = 14,647.09

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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.