Home / 27,468.16-37,893.98-18,512.40

Finding the Fourth Proportional to 27,468.16, 37,893.98 and 18,512.40

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Solution

The fourth proportional to 27,468.16, 37,893.98 and 18,512.40 is: 25,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.16 : 37,893.98 = 18,512.40 : x
  2. Step 2: Convert to fraction form
    27,468.16/37,893.98 = 18,512.40/x
  3. Step 3: Cross multiply
    27,468.16x = 37,893.98 × 18,512.40
  4. Step 4: Simplify right side
    27,468.16x = 701,508,515.35
  5. Step 5: Solve for x
    x = 701,508,515.35/27,468.16
  6. Step 6: Final answer
    x = 25,538.97

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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.