Home / 26,750.96-36,877.86-18,768.44

Finding the Fourth Proportional to 26,750.96, 36,877.86 and 18,768.44

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Solution

The fourth proportional to 26,750.96, 36,877.86 and 18,768.44 is: 25,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.96 : 36,877.86 = 18,768.44 : x
  2. Step 2: Convert to fraction form
    26,750.96/36,877.86 = 18,768.44/x
  3. Step 3: Cross multiply
    26,750.96x = 36,877.86 × 18,768.44
  4. Step 4: Simplify right side
    26,750.96x = 692,139,902.74
  5. Step 5: Solve for x
    x = 692,139,902.74/26,750.96
  6. Step 6: Final answer
    x = 25,873.46

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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.