Home / 16,997.08-23,455.80-9,340.48

Finding the Fourth Proportional to 16,997.08, 23,455.80 and 9,340.48

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Solution

The fourth proportional to 16,997.08, 23,455.80 and 9,340.48 is: 12,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.08 : 23,455.80 = 9,340.48 : x
  2. Step 2: Convert to fraction form
    16,997.08/23,455.80 = 9,340.48/x
  3. Step 3: Cross multiply
    16,997.08x = 23,455.80 × 9,340.48
  4. Step 4: Simplify right side
    16,997.08x = 219,088,430.78
  5. Step 5: Solve for x
    x = 219,088,430.78/16,997.08
  6. Step 6: Final answer
    x = 12,889.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.