Home / 11,688.36-17,532.45-2,923.26

Finding the Fourth Proportional to 11,688.36, 17,532.45 and 2,923.26

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Solution

The fourth proportional to 11,688.36, 17,532.45 and 2,923.26 is: 4,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.36 : 17,532.45 = 2,923.26 : x
  2. Step 2: Convert to fraction form
    11,688.36/17,532.45 = 2,923.26/x
  3. Step 3: Cross multiply
    11,688.36x = 17,532.45 × 2,923.26
  4. Step 4: Simplify right side
    11,688.36x = 51,251,909.79
  5. Step 5: Solve for x
    x = 51,251,909.79/11,688.36
  6. Step 6: Final answer
    x = 4,384.87

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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.