Home / 45,884.12-68,826.14-12,604.32

Finding the Fourth Proportional to 45,884.12, 68,826.14 and 12,604.32

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Solution

The fourth proportional to 45,884.12, 68,826.14 and 12,604.32 is: 18,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,884.12 : 68,826.14 = 12,604.32 : x
  2. Step 2: Convert to fraction form
    45,884.12/68,826.14 = 12,604.32/x
  3. Step 3: Cross multiply
    45,884.12x = 68,826.14 × 12,604.32
  4. Step 4: Simplify right side
    45,884.12x = 867,506,692.92
  5. Step 5: Solve for x
    x = 867,506,692.92/45,884.12
  6. Step 6: Final answer
    x = 18,906.47

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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.