Home / 19,730.43-27,227.00-10,776.29

Finding the Fourth Proportional to 19,730.43, 27,227.00 and 10,776.29

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Solution

The fourth proportional to 19,730.43, 27,227.00 and 10,776.29 is: 14,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.43 : 27,227.00 = 10,776.29 : x
  2. Step 2: Convert to fraction form
    19,730.43/27,227.00 = 10,776.29/x
  3. Step 3: Cross multiply
    19,730.43x = 27,227.00 × 10,776.29
  4. Step 4: Simplify right side
    19,730.43x = 293,405,938.64
  5. Step 5: Solve for x
    x = 293,405,938.64/19,730.43
  6. Step 6: Final answer
    x = 14,870.73

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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.