Home / 27,320.96-37,701.91-15,221.16

Finding the Fourth Proportional to 27,320.96, 37,701.91 and 15,221.16

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Solution

The fourth proportional to 27,320.96, 37,701.91 and 15,221.16 is: 21,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.96 : 37,701.91 = 15,221.16 : x
  2. Step 2: Convert to fraction form
    27,320.96/37,701.91 = 15,221.16/x
  3. Step 3: Cross multiply
    27,320.96x = 37,701.91 × 15,221.16
  4. Step 4: Simplify right side
    27,320.96x = 573,866,577.85
  5. Step 5: Solve for x
    x = 573,866,577.85/27,320.96
  6. Step 6: Final answer
    x = 21,004.63

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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.