Home / 26,174.89-36,121.47-14,238.30

Finding the Fourth Proportional to 26,174.89, 36,121.47 and 14,238.30

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Solution

The fourth proportional to 26,174.89, 36,121.47 and 14,238.30 is: 19,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174.89 : 36,121.47 = 14,238.30 : x
  2. Step 2: Convert to fraction form
    26,174.89/36,121.47 = 14,238.30/x
  3. Step 3: Cross multiply
    26,174.89x = 36,121.47 × 14,238.30
  4. Step 4: Simplify right side
    26,174.89x = 514,308,408.36
  5. Step 5: Solve for x
    x = 514,308,408.36/26,174.89
  6. Step 6: Final answer
    x = 19,648.92

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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.