Home / 27,301.85-37,677.77-15,365.96

Finding the Fourth Proportional to 27,301.85, 37,677.77 and 15,365.96

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Solution

The fourth proportional to 27,301.85, 37,677.77 and 15,365.96 is: 21,205.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.85 : 37,677.77 = 15,365.96 : x
  2. Step 2: Convert to fraction form
    27,301.85/37,677.77 = 15,365.96/x
  3. Step 3: Cross multiply
    27,301.85x = 37,677.77 × 15,365.96
  4. Step 4: Simplify right side
    27,301.85x = 578,955,181.70
  5. Step 5: Solve for x
    x = 578,955,181.70/27,301.85
  6. Step 6: Final answer
    x = 21,205.71

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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.