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Finding the Fourth Proportional to 44,671.65, 66,993.24 and 14,678.92

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Solution

The fourth proportional to 44,671.65, 66,993.24 and 14,678.92 is: 22,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,671.65 : 66,993.24 = 14,678.92 : x
  2. Step 2: Convert to fraction form
    44,671.65/66,993.24 = 14,678.92/x
  3. Step 3: Cross multiply
    44,671.65x = 66,993.24 × 14,678.92
  4. Step 4: Simplify right side
    44,671.65x = 983,388,410.50
  5. Step 5: Solve for x
    x = 983,388,410.50/44,671.65
  6. Step 6: Final answer
    x = 22,013.70

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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.