Home / 30,261.83-41,758.09-16,830.92

Finding the Fourth Proportional to 30,261.83, 41,758.09 and 16,830.92

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Solution

The fourth proportional to 30,261.83, 41,758.09 and 16,830.92 is: 23,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.83 : 41,758.09 = 16,830.92 : x
  2. Step 2: Convert to fraction form
    30,261.83/41,758.09 = 16,830.92/x
  3. Step 3: Cross multiply
    30,261.83x = 41,758.09 × 16,830.92
  4. Step 4: Simplify right side
    30,261.83x = 702,827,134.46
  5. Step 5: Solve for x
    x = 702,827,134.46/30,261.83
  6. Step 6: Final answer
    x = 23,224.88

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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.