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Finding the Fourth Proportional to 44,624.94, 66,943.67 and 13,037.32

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Solution

The fourth proportional to 44,624.94, 66,943.67 and 13,037.32 is: 19,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,624.94 : 66,943.67 = 13,037.32 : x
  2. Step 2: Convert to fraction form
    44,624.94/66,943.67 = 13,037.32/x
  3. Step 3: Cross multiply
    44,624.94x = 66,943.67 × 13,037.32
  4. Step 4: Simplify right side
    44,624.94x = 872,766,047.76
  5. Step 5: Solve for x
    x = 872,766,047.76/44,624.94
  6. Step 6: Final answer
    x = 19,557.81

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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.