Home / 12,026.89-18,040.45-3,706.98

Finding the Fourth Proportional to 12,026.89, 18,040.45 and 3,706.98

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Solution

The fourth proportional to 12,026.89, 18,040.45 and 3,706.98 is: 5,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.89 : 18,040.45 = 3,706.98 : x
  2. Step 2: Convert to fraction form
    12,026.89/18,040.45 = 3,706.98/x
  3. Step 3: Cross multiply
    12,026.89x = 18,040.45 × 3,706.98
  4. Step 4: Simplify right side
    12,026.89x = 66,875,587.34
  5. Step 5: Solve for x
    x = 66,875,587.34/12,026.89
  6. Step 6: Final answer
    x = 5,560.51

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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.