Home / 30,233.12-41,721.52-16,804.16

Finding the Fourth Proportional to 30,233.12, 41,721.52 and 16,804.16

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Solution

The fourth proportional to 30,233.12, 41,721.52 and 16,804.16 is: 23,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.12 : 41,721.52 = 16,804.16 : x
  2. Step 2: Convert to fraction form
    30,233.12/41,721.52 = 16,804.16/x
  3. Step 3: Cross multiply
    30,233.12x = 41,721.52 × 16,804.16
  4. Step 4: Simplify right side
    30,233.12x = 701,095,097.52
  5. Step 5: Solve for x
    x = 701,095,097.52/30,233.12
  6. Step 6: Final answer
    x = 23,189.64

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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.