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Finding the Fourth Proportional to 44,084.99, 66,130.66 and 21,876.01

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Solution

The fourth proportional to 44,084.99, 66,130.66 and 21,876.01 is: 32,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,084.99 : 66,130.66 = 21,876.01 : x
  2. Step 2: Convert to fraction form
    44,084.99/66,130.66 = 21,876.01/x
  3. Step 3: Cross multiply
    44,084.99x = 66,130.66 × 21,876.01
  4. Step 4: Simplify right side
    44,084.99x = 1,446,674,841.48
  5. Step 5: Solve for x
    x = 1,446,674,841.48/44,084.99
  6. Step 6: Final answer
    x = 32,815.59

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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.