Home / 27,776.16-41,664.23-6,999.66

Finding the Fourth Proportional to 27,776.16, 41,664.23 and 6,999.66

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Solution

The fourth proportional to 27,776.16, 41,664.23 and 6,999.66 is: 10,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776.16 : 41,664.23 = 6,999.66 : x
  2. Step 2: Convert to fraction form
    27,776.16/41,664.23 = 6,999.66/x
  3. Step 3: Cross multiply
    27,776.16x = 41,664.23 × 6,999.66
  4. Step 4: Simplify right side
    27,776.16x = 291,635,461.66
  5. Step 5: Solve for x
    x = 291,635,461.66/27,776.16
  6. Step 6: Final answer
    x = 10,499.49

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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.