Home / 13,604.23-18,773.94-8,888.50

Finding the Fourth Proportional to 13,604.23, 18,773.94 and 8,888.50

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Solution

The fourth proportional to 13,604.23, 18,773.94 and 8,888.50 is: 12,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604.23 : 18,773.94 = 8,888.50 : x
  2. Step 2: Convert to fraction form
    13,604.23/18,773.94 = 8,888.50/x
  3. Step 3: Cross multiply
    13,604.23x = 18,773.94 × 8,888.50
  4. Step 4: Simplify right side
    13,604.23x = 166,872,165.69
  5. Step 5: Solve for x
    x = 166,872,165.69/13,604.23
  6. Step 6: Final answer
    x = 12,266.20

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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.