Home / 24,079.12-33,231.69-13,870.50

Finding the Fourth Proportional to 24,079.12, 33,231.69 and 13,870.50

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Solution

The fourth proportional to 24,079.12, 33,231.69 and 13,870.50 is: 19,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,079.12 : 33,231.69 = 13,870.50 : x
  2. Step 2: Convert to fraction form
    24,079.12/33,231.69 = 13,870.50/x
  3. Step 3: Cross multiply
    24,079.12x = 33,231.69 × 13,870.50
  4. Step 4: Simplify right side
    24,079.12x = 460,940,086.79
  5. Step 5: Solve for x
    x = 460,940,086.79/24,079.12
  6. Step 6: Final answer
    x = 19,142.73

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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.