Home / 45,644.84-68,462.58-12,363.56

Finding the Fourth Proportional to 45,644.84, 68,462.58 and 12,363.56

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Solution

The fourth proportional to 45,644.84, 68,462.58 and 12,363.56 is: 18,544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,644.84 : 68,462.58 = 12,363.56 : x
  2. Step 2: Convert to fraction form
    45,644.84/68,462.58 = 12,363.56/x
  3. Step 3: Cross multiply
    45,644.84x = 68,462.58 × 12,363.56
  4. Step 4: Simplify right side
    45,644.84x = 846,441,215.58
  5. Step 5: Solve for x
    x = 846,441,215.58/45,644.84
  6. Step 6: Final answer
    x = 18,544.07

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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.