Home / 30,237.12-41,727.04-16,808.16

Finding the Fourth Proportional to 30,237.12, 41,727.04 and 16,808.16

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Solution

The fourth proportional to 30,237.12, 41,727.04 and 16,808.16 is: 23,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.12 : 41,727.04 = 16,808.16 : x
  2. Step 2: Convert to fraction form
    30,237.12/41,727.04 = 16,808.16/x
  3. Step 3: Cross multiply
    30,237.12x = 41,727.04 × 16,808.16
  4. Step 4: Simplify right side
    30,237.12x = 701,354,764.65
  5. Step 5: Solve for x
    x = 701,354,764.65/30,237.12
  6. Step 6: Final answer
    x = 23,195.16

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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.