Home / 22,583.39-31,164.18-12,511.98

Finding the Fourth Proportional to 22,583.39, 31,164.18 and 12,511.98

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Solution

The fourth proportional to 22,583.39, 31,164.18 and 12,511.98 is: 17,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,583.39 : 31,164.18 = 12,511.98 : x
  2. Step 2: Convert to fraction form
    22,583.39/31,164.18 = 12,511.98/x
  3. Step 3: Cross multiply
    22,583.39x = 31,164.18 × 12,511.98
  4. Step 4: Simplify right side
    22,583.39x = 389,925,596.88
  5. Step 5: Solve for x
    x = 389,925,596.88/22,583.39
  6. Step 6: Final answer
    x = 17,266.04

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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.