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Finding the Fourth Proportional to 26,630.76, 39,936.06 and 9,097.32

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Solution

The fourth proportional to 26,630.76, 39,936.06 and 9,097.32 is: 13,642.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.76 : 39,936.06 = 9,097.32 : x
  2. Step 2: Convert to fraction form
    26,630.76/39,936.06 = 9,097.32/x
  3. Step 3: Cross multiply
    26,630.76x = 39,936.06 × 9,097.32
  4. Step 4: Simplify right side
    26,630.76x = 363,311,117.36
  5. Step 5: Solve for x
    x = 363,311,117.36/26,630.76
  6. Step 6: Final answer
    x = 13,642.54

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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.