Home / 27,111.06-40,656.48-9,336.75

Finding the Fourth Proportional to 27,111.06, 40,656.48 and 9,336.75

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Solution

The fourth proportional to 27,111.06, 40,656.48 and 9,336.75 is: 14,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.06 : 40,656.48 = 9,336.75 : x
  2. Step 2: Convert to fraction form
    27,111.06/40,656.48 = 9,336.75/x
  3. Step 3: Cross multiply
    27,111.06x = 40,656.48 × 9,336.75
  4. Step 4: Simplify right side
    27,111.06x = 379,599,389.64
  5. Step 5: Solve for x
    x = 379,599,389.64/27,111.06
  6. Step 6: Final answer
    x = 14,001.64

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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.