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Finding the Fourth Proportional to 26,666.33, 39,999.06 and 6,944.45

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Solution

The fourth proportional to 26,666.33, 39,999.06 and 6,944.45 is: 10,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.33 : 39,999.06 = 6,944.45 : x
  2. Step 2: Convert to fraction form
    26,666.33/39,999.06 = 6,944.45/x
  3. Step 3: Cross multiply
    26,666.33x = 39,999.06 × 6,944.45
  4. Step 4: Simplify right side
    26,666.33x = 277,771,272.22
  5. Step 5: Solve for x
    x = 277,771,272.22/26,666.33
  6. Step 6: Final answer
    x = 10,416.56

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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.