Home / 30,718.44-46,078.08-10,998.24

Finding the Fourth Proportional to 30,718.44, 46,078.08 and 10,998.24

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Solution

The fourth proportional to 30,718.44, 46,078.08 and 10,998.24 is: 16,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.44 : 46,078.08 = 10,998.24 : x
  2. Step 2: Convert to fraction form
    30,718.44/46,078.08 = 10,998.24/x
  3. Step 3: Cross multiply
    30,718.44x = 46,078.08 × 10,998.24
  4. Step 4: Simplify right side
    30,718.44x = 506,777,782.58
  5. Step 5: Solve for x
    x = 506,777,782.58/30,718.44
  6. Step 6: Final answer
    x = 16,497.51

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Double scale
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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.