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Finding the Fourth Proportional to 29,866.93, 44,769.14 and 11,139.44

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Solution

The fourth proportional to 29,866.93, 44,769.14 and 11,139.44 is: 16,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,866.93 : 44,769.14 = 11,139.44 : x
  2. Step 2: Convert to fraction form
    29,866.93/44,769.14 = 11,139.44/x
  3. Step 3: Cross multiply
    29,866.93x = 44,769.14 × 11,139.44
  4. Step 4: Simplify right side
    29,866.93x = 498,703,064.81
  5. Step 5: Solve for x
    x = 498,703,064.81/29,866.93
  6. Step 6: Final answer
    x = 16,697.50

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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.