Home / 27,214.11-37,561.41-19,577.79

Finding the Fourth Proportional to 27,214.11, 37,561.41 and 19,577.79

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Solution

The fourth proportional to 27,214.11, 37,561.41 and 19,577.79 is: 27,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.11 : 37,561.41 = 19,577.79 : x
  2. Step 2: Convert to fraction form
    27,214.11/37,561.41 = 19,577.79/x
  3. Step 3: Cross multiply
    27,214.11x = 37,561.41 × 19,577.79
  4. Step 4: Simplify right side
    27,214.11x = 735,369,397.08
  5. Step 5: Solve for x
    x = 735,369,397.08/27,214.11
  6. Step 6: Final answer
    x = 27,021.62

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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.