Home / 14,665.48-20,238.46-7,951.14

Finding the Fourth Proportional to 14,665.48, 20,238.46 and 7,951.14

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Solution

The fourth proportional to 14,665.48, 20,238.46 and 7,951.14 is: 10,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.48 : 20,238.46 = 7,951.14 : x
  2. Step 2: Convert to fraction form
    14,665.48/20,238.46 = 7,951.14/x
  3. Step 3: Cross multiply
    14,665.48x = 20,238.46 × 7,951.14
  4. Step 4: Simplify right side
    14,665.48x = 160,918,828.84
  5. Step 5: Solve for x
    x = 160,918,828.84/14,665.48
  6. Step 6: Final answer
    x = 10,972.63

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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.