Home / 34,133.08-51,180.35-14,131.28

Finding the Fourth Proportional to 34,133.08, 51,180.35 and 14,131.28

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Solution

The fourth proportional to 34,133.08, 51,180.35 and 14,131.28 is: 21,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,133.08 : 51,180.35 = 14,131.28 : x
  2. Step 2: Convert to fraction form
    34,133.08/51,180.35 = 14,131.28/x
  3. Step 3: Cross multiply
    34,133.08x = 51,180.35 × 14,131.28
  4. Step 4: Simplify right side
    34,133.08x = 723,243,529.79
  5. Step 5: Solve for x
    x = 723,243,529.79/34,133.08
  6. Step 6: Final answer
    x = 21,188.93

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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.