Home / 26,784.64-40,190.64-11,001.80

Finding the Fourth Proportional to 26,784.64, 40,190.64 and 11,001.80

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Solution

The fourth proportional to 26,784.64, 40,190.64 and 11,001.80 is: 16,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,784.64 : 40,190.64 = 11,001.80 : x
  2. Step 2: Convert to fraction form
    26,784.64/40,190.64 = 11,001.80/x
  3. Step 3: Cross multiply
    26,784.64x = 40,190.64 × 11,001.80
  4. Step 4: Simplify right side
    26,784.64x = 442,169,383.15
  5. Step 5: Solve for x
    x = 442,169,383.15/26,784.64
  6. Step 6: Final answer
    x = 16,508.32

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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.