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Finding the Fourth Proportional to 26,737.48, 40,119.90 and 10,954

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Solution

The fourth proportional to 26,737.48, 40,119.90 and 10,954 is: 16,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,737.48 : 40,119.90 = 10,954 : x
  2. Step 2: Convert to fraction form
    26,737.48/40,119.90 = 10,954/x
  3. Step 3: Cross multiply
    26,737.48x = 40,119.90 × 10,954
  4. Step 4: Simplify right side
    26,737.48x = 439,473,384.60
  5. Step 5: Solve for x
    x = 439,473,384.60/26,737.48
  6. Step 6: Final answer
    x = 16,436.60

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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.