Home / 13,367.84-20,051.75-7,521.26

Finding the Fourth Proportional to 13,367.84, 20,051.75 and 7,521.26

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Solution

The fourth proportional to 13,367.84, 20,051.75 and 7,521.26 is: 11,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.84 : 20,051.75 = 7,521.26 : x
  2. Step 2: Convert to fraction form
    13,367.84/20,051.75 = 7,521.26/x
  3. Step 3: Cross multiply
    13,367.84x = 20,051.75 × 7,521.26
  4. Step 4: Simplify right side
    13,367.84x = 150,814,343.75
  5. Step 5: Solve for x
    x = 150,814,343.75/13,367.84
  6. Step 6: Final answer
    x = 11,281.88

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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.