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Finding the Fourth Proportional to 17,643.24, 26,468.76 and 5,956.20

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Solution

The fourth proportional to 17,643.24, 26,468.76 and 5,956.20 is: 8,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,643.24 : 26,468.76 = 5,956.20 : x
  2. Step 2: Convert to fraction form
    17,643.24/26,468.76 = 5,956.20/x
  3. Step 3: Cross multiply
    17,643.24x = 26,468.76 × 5,956.20
  4. Step 4: Simplify right side
    17,643.24x = 157,653,228.31
  5. Step 5: Solve for x
    x = 157,653,228.31/17,643.24
  6. Step 6: Final answer
    x = 8,935.62

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1.5x scale

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.