Home / 26,901.20-40,371.64-13,586.96

Finding the Fourth Proportional to 26,901.20, 40,371.64 and 13,586.96

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Solution

The fourth proportional to 26,901.20, 40,371.64 and 13,586.96 is: 20,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.20 : 40,371.64 = 13,586.96 : x
  2. Step 2: Convert to fraction form
    26,901.20/40,371.64 = 13,586.96/x
  3. Step 3: Cross multiply
    26,901.20x = 40,371.64 × 13,586.96
  4. Step 4: Simplify right side
    26,901.20x = 548,527,857.81
  5. Step 5: Solve for x
    x = 548,527,857.81/26,901.20
  6. Step 6: Final answer
    x = 20,390.46

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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.