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Finding the Fourth Proportional to 27,160.88, 40,746.78 and 9,392.22

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Solution

The fourth proportional to 27,160.88, 40,746.78 and 9,392.22 is: 14,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.88 : 40,746.78 = 9,392.22 : x
  2. Step 2: Convert to fraction form
    27,160.88/40,746.78 = 9,392.22/x
  3. Step 3: Cross multiply
    27,160.88x = 40,746.78 × 9,392.22
  4. Step 4: Simplify right side
    27,160.88x = 382,702,722.05
  5. Step 5: Solve for x
    x = 382,702,722.05/27,160.88
  6. Step 6: Final answer
    x = 14,090.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.