Home / 19,272.66-28,896.23-10,956.59

Finding the Fourth Proportional to 19,272.66, 28,896.23 and 10,956.59

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Solution

The fourth proportional to 19,272.66, 28,896.23 and 10,956.59 is: 16,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.66 : 28,896.23 = 10,956.59 : x
  2. Step 2: Convert to fraction form
    19,272.66/28,896.23 = 10,956.59/x
  3. Step 3: Cross multiply
    19,272.66x = 28,896.23 × 10,956.59
  4. Step 4: Simplify right side
    19,272.66x = 316,604,144.66
  5. Step 5: Solve for x
    x = 316,604,144.66/19,272.66
  6. Step 6: Final answer
    x = 16,427.63

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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.