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Finding the Fourth Proportional to 26,012.56, 38,995.56 and 9,368.68

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Solution

The fourth proportional to 26,012.56, 38,995.56 and 9,368.68 is: 14,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012.56 : 38,995.56 = 9,368.68 : x
  2. Step 2: Convert to fraction form
    26,012.56/38,995.56 = 9,368.68/x
  3. Step 3: Cross multiply
    26,012.56x = 38,995.56 × 9,368.68
  4. Step 4: Simplify right side
    26,012.56x = 365,336,923.06
  5. Step 5: Solve for x
    x = 365,336,923.06/26,012.56
  6. Step 6: Final answer
    x = 14,044.64

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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.