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Finding the Fourth Proportional to 26,571.69, 36,668.70 and 14,634.77

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Solution

The fourth proportional to 26,571.69, 36,668.70 and 14,634.77 is: 20,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.69 : 36,668.70 = 14,634.77 : x
  2. Step 2: Convert to fraction form
    26,571.69/36,668.70 = 14,634.77/x
  3. Step 3: Cross multiply
    26,571.69x = 36,668.70 × 14,634.77
  4. Step 4: Simplify right side
    26,571.69x = 536,637,807.36
  5. Step 5: Solve for x
    x = 536,637,807.36/26,571.69
  6. Step 6: Final answer
    x = 20,195.85

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1.5x scale

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.