Home / 27,614.79-41,398.29-12,816.09

Finding the Fourth Proportional to 27,614.79, 41,398.29 and 12,816.09

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Solution

The fourth proportional to 27,614.79, 41,398.29 and 12,816.09 is: 19,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.79 : 41,398.29 = 12,816.09 : x
  2. Step 2: Convert to fraction form
    27,614.79/41,398.29 = 12,816.09/x
  3. Step 3: Cross multiply
    27,614.79x = 41,398.29 × 12,816.09
  4. Step 4: Simplify right side
    27,614.79x = 530,564,210.49
  5. Step 5: Solve for x
    x = 530,564,210.49/27,614.79
  6. Step 6: Final answer
    x = 19,213.05

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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.