Home / 40,604.72-60,894.12-12,896.24

Finding the Fourth Proportional to 40,604.72, 60,894.12 and 12,896.24

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Solution

The fourth proportional to 40,604.72, 60,894.12 and 12,896.24 is: 19,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,604.72 : 60,894.12 = 12,896.24 : x
  2. Step 2: Convert to fraction form
    40,604.72/60,894.12 = 12,896.24/x
  3. Step 3: Cross multiply
    40,604.72x = 60,894.12 × 12,896.24
  4. Step 4: Simplify right side
    40,604.72x = 785,305,186.11
  5. Step 5: Solve for x
    x = 785,305,186.11/40,604.72
  6. Step 6: Final answer
    x = 19,340.24

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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.