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Finding the Fourth Proportional to 17,472.89, 26,206.64 and 9,579.32

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Solution

The fourth proportional to 17,472.89, 26,206.64 and 9,579.32 is: 14,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.89 : 26,206.64 = 9,579.32 : x
  2. Step 2: Convert to fraction form
    17,472.89/26,206.64 = 9,579.32/x
  3. Step 3: Cross multiply
    17,472.89x = 26,206.64 × 9,579.32
  4. Step 4: Simplify right side
    17,472.89x = 251,041,790.68
  5. Step 5: Solve for x
    x = 251,041,790.68/17,472.89
  6. Step 6: Final answer
    x = 14,367.50

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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.