Home / 21,797.58-30,089.70-14,733.57

Finding the Fourth Proportional to 21,797.58, 30,089.70 and 14,733.57

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Solution

The fourth proportional to 21,797.58, 30,089.70 and 14,733.57 is: 20,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797.58 : 30,089.70 = 14,733.57 : x
  2. Step 2: Convert to fraction form
    21,797.58/30,089.70 = 14,733.57/x
  3. Step 3: Cross multiply
    21,797.58x = 30,089.70 × 14,733.57
  4. Step 4: Simplify right side
    21,797.58x = 443,328,701.23
  5. Step 5: Solve for x
    x = 443,328,701.23/21,797.58
  6. Step 6: Final answer
    x = 20,338.44

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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.