Home / 26,760.46-36,890.97-18,777.94

Finding the Fourth Proportional to 26,760.46, 36,890.97 and 18,777.94

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Solution

The fourth proportional to 26,760.46, 36,890.97 and 18,777.94 is: 25,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.46 : 36,890.97 = 18,777.94 : x
  2. Step 2: Convert to fraction form
    26,760.46/36,890.97 = 18,777.94/x
  3. Step 3: Cross multiply
    26,760.46x = 36,890.97 × 18,777.94
  4. Step 4: Simplify right side
    26,760.46x = 692,736,421.20
  5. Step 5: Solve for x
    x = 692,736,421.20/26,760.46
  6. Step 6: Final answer
    x = 25,886.57

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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.