Home / 26,109-36,030.24-14,172.66

Finding the Fourth Proportional to 26,109, 36,030.24 and 14,172.66

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Solution

The fourth proportional to 26,109, 36,030.24 and 14,172.66 is: 19,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109 : 36,030.24 = 14,172.66 : x
  2. Step 2: Convert to fraction form
    26,109/36,030.24 = 14,172.66/x
  3. Step 3: Cross multiply
    26,109x = 36,030.24 × 14,172.66
  4. Step 4: Simplify right side
    26,109x = 510,644,341.24
  5. Step 5: Solve for x
    x = 510,644,341.24/26,109
  6. Step 6: Final answer
    x = 19,558.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.