Home / 30,784.44-46,158.16-12,042.12

Finding the Fourth Proportional to 30,784.44, 46,158.16 and 12,042.12

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Solution

The fourth proportional to 30,784.44, 46,158.16 and 12,042.12 is: 18,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,784.44 : 46,158.16 = 12,042.12 : x
  2. Step 2: Convert to fraction form
    30,784.44/46,158.16 = 12,042.12/x
  3. Step 3: Cross multiply
    30,784.44x = 46,158.16 × 12,042.12
  4. Step 4: Simplify right side
    30,784.44x = 555,842,101.70
  5. Step 5: Solve for x
    x = 555,842,101.70/30,784.44
  6. Step 6: Final answer
    x = 18,055.94

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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.