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Finding the Fourth Proportional to 34,039.81, 51,062.15 and 9,079.73

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Solution

The fourth proportional to 34,039.81, 51,062.15 and 9,079.73 is: 13,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,039.81 : 51,062.15 = 9,079.73 : x
  2. Step 2: Convert to fraction form
    34,039.81/51,062.15 = 9,079.73/x
  3. Step 3: Cross multiply
    34,039.81x = 51,062.15 × 9,079.73
  4. Step 4: Simplify right side
    34,039.81x = 463,630,535.22
  5. Step 5: Solve for x
    x = 463,630,535.22/34,039.81
  6. Step 6: Final answer
    x = 13,620.24

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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.