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Finding the Fourth Proportional to 17,328.56, 23,883 and 13,803.44

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Solution

The fourth proportional to 17,328.56, 23,883 and 13,803.44 is: 19,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.56 : 23,883 = 13,803.44 : x
  2. Step 2: Convert to fraction form
    17,328.56/23,883 = 13,803.44/x
  3. Step 3: Cross multiply
    17,328.56x = 23,883 × 13,803.44
  4. Step 4: Simplify right side
    17,328.56x = 329,667,557.52
  5. Step 5: Solve for x
    x = 329,667,557.52/17,328.56
  6. Step 6: Final answer
    x = 19,024.52

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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.