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Finding the Fourth Proportional to 16,953.74, 25,426.05 and 7,090.98

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Solution

The fourth proportional to 16,953.74, 25,426.05 and 7,090.98 is: 10,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.74 : 25,426.05 = 7,090.98 : x
  2. Step 2: Convert to fraction form
    16,953.74/25,426.05 = 7,090.98/x
  3. Step 3: Cross multiply
    16,953.74x = 25,426.05 × 7,090.98
  4. Step 4: Simplify right side
    16,953.74x = 180,295,612.03
  5. Step 5: Solve for x
    x = 180,295,612.03/16,953.74
  6. Step 6: Final answer
    x = 10,634.56

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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.