Home / 14,611.23-21,917.16-4,750.47

Finding the Fourth Proportional to 14,611.23, 21,917.16 and 4,750.47

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Solution

The fourth proportional to 14,611.23, 21,917.16 and 4,750.47 is: 7,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.23 : 21,917.16 = 4,750.47 : x
  2. Step 2: Convert to fraction form
    14,611.23/21,917.16 = 4,750.47/x
  3. Step 3: Cross multiply
    14,611.23x = 21,917.16 × 4,750.47
  4. Step 4: Simplify right side
    14,611.23x = 104,116,811.07
  5. Step 5: Solve for x
    x = 104,116,811.07/14,611.23
  6. Step 6: Final answer
    x = 7,125.81

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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.