Home / 24,369.12-33,630.03-13,758.84

Finding the Fourth Proportional to 24,369.12, 33,630.03 and 13,758.84

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Solution

The fourth proportional to 24,369.12, 33,630.03 and 13,758.84 is: 18,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,369.12 : 33,630.03 = 13,758.84 : x
  2. Step 2: Convert to fraction form
    24,369.12/33,630.03 = 13,758.84/x
  3. Step 3: Cross multiply
    24,369.12x = 33,630.03 × 13,758.84
  4. Step 4: Simplify right side
    24,369.12x = 462,710,201.97
  5. Step 5: Solve for x
    x = 462,710,201.97/24,369.12
  6. Step 6: Final answer
    x = 18,987.56

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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.