Home / 30,203.93-41,681.48-16,774.84

Finding the Fourth Proportional to 30,203.93, 41,681.48 and 16,774.84

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Solution

The fourth proportional to 30,203.93, 41,681.48 and 16,774.84 is: 23,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.93 : 41,681.48 = 16,774.84 : x
  2. Step 2: Convert to fraction form
    30,203.93/41,681.48 = 16,774.84/x
  3. Step 3: Cross multiply
    30,203.93x = 41,681.48 × 16,774.84
  4. Step 4: Simplify right side
    30,203.93x = 699,200,204.34
  5. Step 5: Solve for x
    x = 699,200,204.34/30,203.93
  6. Step 6: Final answer
    x = 23,149.31

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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.