Home / 45,964.32-68,935.08-12,682.92

Finding the Fourth Proportional to 45,964.32, 68,935.08 and 12,682.92

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Solution

The fourth proportional to 45,964.32, 68,935.08 and 12,682.92 is: 19,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,964.32 : 68,935.08 = 12,682.92 : x
  2. Step 2: Convert to fraction form
    45,964.32/68,935.08 = 12,682.92/x
  3. Step 3: Cross multiply
    45,964.32x = 68,935.08 × 12,682.92
  4. Step 4: Simplify right side
    45,964.32x = 874,298,104.83
  5. Step 5: Solve for x
    x = 874,298,104.83/45,964.32
  6. Step 6: Final answer
    x = 19,021.23

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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.