Home / 30,983.16-46,458.24-12,262.44

Finding the Fourth Proportional to 30,983.16, 46,458.24 and 12,262.44

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Solution

The fourth proportional to 30,983.16, 46,458.24 and 12,262.44 is: 18,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,983.16 : 46,458.24 = 12,262.44 : x
  2. Step 2: Convert to fraction form
    30,983.16/46,458.24 = 12,262.44/x
  3. Step 3: Cross multiply
    30,983.16x = 46,458.24 × 12,262.44
  4. Step 4: Simplify right side
    30,983.16x = 569,691,380.51
  5. Step 5: Solve for x
    x = 569,691,380.51/30,983.16
  6. Step 6: Final answer
    x = 18,387.13

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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.