Home / 40,785.80-56,295.41-26,638.34

Finding the Fourth Proportional to 40,785.80, 56,295.41 and 26,638.34

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Solution

The fourth proportional to 40,785.80, 56,295.41 and 26,638.34 is: 36,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,785.80 : 56,295.41 = 26,638.34 : x
  2. Step 2: Convert to fraction form
    40,785.80/56,295.41 = 26,638.34/x
  3. Step 3: Cross multiply
    40,785.80x = 56,295.41 × 26,638.34
  4. Step 4: Simplify right side
    40,785.80x = 1,499,615,857.35
  5. Step 5: Solve for x
    x = 1,499,615,857.35/40,785.80
  6. Step 6: Final answer
    x = 36,768.09

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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.