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Finding the Fourth Proportional to 29,756.64, 44,639.04 and 10,040.80

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Solution

The fourth proportional to 29,756.64, 44,639.04 and 10,040.80 is: 15,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,756.64 : 44,639.04 = 10,040.80 : x
  2. Step 2: Convert to fraction form
    29,756.64/44,639.04 = 10,040.80/x
  3. Step 3: Cross multiply
    29,756.64x = 44,639.04 × 10,040.80
  4. Step 4: Simplify right side
    29,756.64x = 448,211,672.83
  5. Step 5: Solve for x
    x = 448,211,672.83/29,756.64
  6. Step 6: Final answer
    x = 15,062.58

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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.