Home / 29,521.20-44,281.80-11,986.92

Finding the Fourth Proportional to 29,521.20, 44,281.80 and 11,986.92

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Solution

The fourth proportional to 29,521.20, 44,281.80 and 11,986.92 is: 17,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,521.20 : 44,281.80 = 11,986.92 : x
  2. Step 2: Convert to fraction form
    29,521.20/44,281.80 = 11,986.92/x
  3. Step 3: Cross multiply
    29,521.20x = 44,281.80 × 11,986.92
  4. Step 4: Simplify right side
    29,521.20x = 530,802,394.06
  5. Step 5: Solve for x
    x = 530,802,394.06/29,521.20
  6. Step 6: Final answer
    x = 17,980.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.