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Finding the Fourth Proportional to 44,541.90, 66,813.56 and 14,959.99

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Solution

The fourth proportional to 44,541.90, 66,813.56 and 14,959.99 is: 22,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,541.90 : 66,813.56 = 14,959.99 : x
  2. Step 2: Convert to fraction form
    44,541.90/66,813.56 = 14,959.99/x
  3. Step 3: Cross multiply
    44,541.90x = 66,813.56 × 14,959.99
  4. Step 4: Simplify right side
    44,541.90x = 999,530,254.28
  5. Step 5: Solve for x
    x = 999,530,254.28/44,541.90
  6. Step 6: Final answer
    x = 22,440.22

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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.