Home / 27,477.36-37,920.22-17,402.11

Finding the Fourth Proportional to 27,477.36, 37,920.22 and 17,402.11

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Solution

The fourth proportional to 27,477.36, 37,920.22 and 17,402.11 is: 24,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,477.36 : 37,920.22 = 17,402.11 : x
  2. Step 2: Convert to fraction form
    27,477.36/37,920.22 = 17,402.11/x
  3. Step 3: Cross multiply
    27,477.36x = 37,920.22 × 17,402.11
  4. Step 4: Simplify right side
    27,477.36x = 659,891,701.36
  5. Step 5: Solve for x
    x = 659,891,701.36/27,477.36
  6. Step 6: Final answer
    x = 24,015.83

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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.