Home / 40,628.82-60,950.85-18,443.76

Finding the Fourth Proportional to 40,628.82, 60,950.85 and 18,443.76

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Solution

The fourth proportional to 40,628.82, 60,950.85 and 18,443.76 is: 27,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.82 : 60,950.85 = 18,443.76 : x
  2. Step 2: Convert to fraction form
    40,628.82/60,950.85 = 18,443.76/x
  3. Step 3: Cross multiply
    40,628.82x = 60,950.85 × 18,443.76
  4. Step 4: Simplify right side
    40,628.82x = 1,124,162,849.20
  5. Step 5: Solve for x
    x = 1,124,162,849.20/40,628.82
  6. Step 6: Final answer
    x = 27,669.10

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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.