Home / 19,045.50-26,282.79-10,662.18

Finding the Fourth Proportional to 19,045.50, 26,282.79 and 10,662.18

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Solution

The fourth proportional to 19,045.50, 26,282.79 and 10,662.18 is: 14,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.50 : 26,282.79 = 10,662.18 : x
  2. Step 2: Convert to fraction form
    19,045.50/26,282.79 = 10,662.18/x
  3. Step 3: Cross multiply
    19,045.50x = 26,282.79 × 10,662.18
  4. Step 4: Simplify right side
    19,045.50x = 280,231,837.88
  5. Step 5: Solve for x
    x = 280,231,837.88/19,045.50
  6. Step 6: Final answer
    x = 14,713.81

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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.