Home / 18,967.50-26,087.67-16,605.54

Finding the Fourth Proportional to 18,967.50, 26,087.67 and 16,605.54

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Solution

The fourth proportional to 18,967.50, 26,087.67 and 16,605.54 is: 22,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,967.50 : 26,087.67 = 16,605.54 : x
  2. Step 2: Convert to fraction form
    18,967.50/26,087.67 = 16,605.54/x
  3. Step 3: Cross multiply
    18,967.50x = 26,087.67 × 16,605.54
  4. Step 4: Simplify right side
    18,967.50x = 433,199,847.69
  5. Step 5: Solve for x
    x = 433,199,847.69/18,967.50
  6. Step 6: Final answer
    x = 22,839.06

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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.