Home / 14,366.70-21,501.45-12,617.10

Finding the Fourth Proportional to 14,366.70, 21,501.45 and 12,617.10

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Solution

The fourth proportional to 14,366.70, 21,501.45 and 12,617.10 is: 18,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366.70 : 21,501.45 = 12,617.10 : x
  2. Step 2: Convert to fraction form
    14,366.70/21,501.45 = 12,617.10/x
  3. Step 3: Cross multiply
    14,366.70x = 21,501.45 × 12,617.10
  4. Step 4: Simplify right side
    14,366.70x = 271,285,944.80
  5. Step 5: Solve for x
    x = 271,285,944.80/14,366.70
  6. Step 6: Final answer
    x = 18,882.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.