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Finding the Fourth Proportional to 26,583.55, 39,881.49 and 9,053.53

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Solution

The fourth proportional to 26,583.55, 39,881.49 and 9,053.53 is: 13,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,583.55 : 39,881.49 = 9,053.53 : x
  2. Step 2: Convert to fraction form
    26,583.55/39,881.49 = 9,053.53/x
  3. Step 3: Cross multiply
    26,583.55x = 39,881.49 × 9,053.53
  4. Step 4: Simplify right side
    26,583.55x = 361,068,066.75
  5. Step 5: Solve for x
    x = 361,068,066.75/26,583.55
  6. Step 6: Final answer
    x = 13,582.39

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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.