Home / 26,190.13-36,141.30-14,253.49

Finding the Fourth Proportional to 26,190.13, 36,141.30 and 14,253.49

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Solution

The fourth proportional to 26,190.13, 36,141.30 and 14,253.49 is: 19,669.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.13 : 36,141.30 = 14,253.49 : x
  2. Step 2: Convert to fraction form
    26,190.13/36,141.30 = 14,253.49/x
  3. Step 3: Cross multiply
    26,190.13x = 36,141.30 × 14,253.49
  4. Step 4: Simplify right side
    26,190.13x = 515,139,658.14
  5. Step 5: Solve for x
    x = 515,139,658.14/26,190.13
  6. Step 6: Final answer
    x = 19,669.23

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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.