Home / 15,803.05-23,704.56-4,709.45

Finding the Fourth Proportional to 15,803.05, 23,704.56 and 4,709.45

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Solution

The fourth proportional to 15,803.05, 23,704.56 and 4,709.45 is: 7,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803.05 : 23,704.56 = 4,709.45 : x
  2. Step 2: Convert to fraction form
    15,803.05/23,704.56 = 4,709.45/x
  3. Step 3: Cross multiply
    15,803.05x = 23,704.56 × 4,709.45
  4. Step 4: Simplify right side
    15,803.05x = 111,635,440.09
  5. Step 5: Solve for x
    x = 111,635,440.09/15,803.05
  6. Step 6: Final answer
    x = 7,064.17

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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.