Home / 45,895.68-68,830.97-12,607.83

Finding the Fourth Proportional to 45,895.68, 68,830.97 and 12,607.83

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Solution

The fourth proportional to 45,895.68, 68,830.97 and 12,607.83 is: 18,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,895.68 : 68,830.97 = 12,607.83 : x
  2. Step 2: Convert to fraction form
    45,895.68/68,830.97 = 12,607.83/x
  3. Step 3: Cross multiply
    45,895.68x = 68,830.97 × 12,607.83
  4. Step 4: Simplify right side
    45,895.68x = 867,809,105.46
  5. Step 5: Solve for x
    x = 867,809,105.46/45,895.68
  6. Step 6: Final answer
    x = 18,908.30

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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.