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Finding the Fourth Proportional to 44,662.68, 66,948.62 and 19,716.28

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Solution

The fourth proportional to 44,662.68, 66,948.62 and 19,716.28 is: 29,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,662.68 : 66,948.62 = 19,716.28 : x
  2. Step 2: Convert to fraction form
    44,662.68/66,948.62 = 19,716.28/x
  3. Step 3: Cross multiply
    44,662.68x = 66,948.62 × 19,716.28
  4. Step 4: Simplify right side
    44,662.68x = 1,319,977,737.53
  5. Step 5: Solve for x
    x = 1,319,977,737.53/44,662.68
  6. Step 6: Final answer
    x = 29,554.38

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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.