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Finding the Fourth Proportional to 16,674.99, 25,012.55 and 6,815.26

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Solution

The fourth proportional to 16,674.99, 25,012.55 and 6,815.26 is: 10,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.99 : 25,012.55 = 6,815.26 : x
  2. Step 2: Convert to fraction form
    16,674.99/25,012.55 = 6,815.26/x
  3. Step 3: Cross multiply
    16,674.99x = 25,012.55 × 6,815.26
  4. Step 4: Simplify right side
    16,674.99x = 170,467,031.51
  5. Step 5: Solve for x
    x = 170,467,031.51/16,674.99
  6. Step 6: Final answer
    x = 10,222.92

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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.