Home / 26,777.35-40,123.77-21,755.22

Finding the Fourth Proportional to 26,777.35, 40,123.77 and 21,755.22

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Solution

The fourth proportional to 26,777.35, 40,123.77 and 21,755.22 is: 32,598.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.35 : 40,123.77 = 21,755.22 : x
  2. Step 2: Convert to fraction form
    26,777.35/40,123.77 = 21,755.22/x
  3. Step 3: Cross multiply
    26,777.35x = 40,123.77 × 21,755.22
  4. Step 4: Simplify right side
    26,777.35x = 872,901,443.58
  5. Step 5: Solve for x
    x = 872,901,443.58/26,777.35
  6. Step 6: Final answer
    x = 32,598.50

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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.