Home / 39,601.92-54,653.76-22,840.32

Finding the Fourth Proportional to 39,601.92, 54,653.76 and 22,840.32

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Solution

The fourth proportional to 39,601.92, 54,653.76 and 22,840.32 is: 31,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.92 : 54,653.76 = 22,840.32 : x
  2. Step 2: Convert to fraction form
    39,601.92/54,653.76 = 22,840.32/x
  3. Step 3: Cross multiply
    39,601.92x = 54,653.76 × 22,840.32
  4. Step 4: Simplify right side
    39,601.92x = 1,248,309,367.60
  5. Step 5: Solve for x
    x = 1,248,309,367.60/39,601.92
  6. Step 6: Final answer
    x = 31,521.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.