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Finding the Fourth Proportional to 17,006.79, 25,510.44 and 6,477.39

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Solution

The fourth proportional to 17,006.79, 25,510.44 and 6,477.39 is: 9,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006.79 : 25,510.44 = 6,477.39 : x
  2. Step 2: Convert to fraction form
    17,006.79/25,510.44 = 6,477.39/x
  3. Step 3: Cross multiply
    17,006.79x = 25,510.44 × 6,477.39
  4. Step 4: Simplify right side
    17,006.79x = 165,240,909.01
  5. Step 5: Solve for x
    x = 165,240,909.01/17,006.79
  6. Step 6: Final answer
    x = 9,716.18

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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.