Home / 30,930.51-46,400.33-11,204.47

Finding the Fourth Proportional to 30,930.51, 46,400.33 and 11,204.47

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Solution

The fourth proportional to 30,930.51, 46,400.33 and 11,204.47 is: 16,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,930.51 : 46,400.33 = 11,204.47 : x
  2. Step 2: Convert to fraction form
    30,930.51/46,400.33 = 11,204.47/x
  3. Step 3: Cross multiply
    30,930.51x = 46,400.33 × 11,204.47
  4. Step 4: Simplify right side
    30,930.51x = 519,891,105.48
  5. Step 5: Solve for x
    x = 519,891,105.48/30,930.51
  6. Step 6: Final answer
    x = 16,808.36

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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.