Home / 27,305.16-37,684.74-15,370.84

Finding the Fourth Proportional to 27,305.16, 37,684.74 and 15,370.84

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Solution

The fourth proportional to 27,305.16, 37,684.74 and 15,370.84 is: 21,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305.16 : 37,684.74 = 15,370.84 : x
  2. Step 2: Convert to fraction form
    27,305.16/37,684.74 = 15,370.84/x
  3. Step 3: Cross multiply
    27,305.16x = 37,684.74 × 15,370.84
  4. Step 4: Simplify right side
    27,305.16x = 579,246,108.98
  5. Step 5: Solve for x
    x = 579,246,108.98/27,305.16
  6. Step 6: Final answer
    x = 21,213.80

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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.