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Finding the Fourth Proportional to 13,094.63, 18,068.76 and 8,059.67

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Solution

The fourth proportional to 13,094.63, 18,068.76 and 8,059.67 is: 11,121.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.63 : 18,068.76 = 8,059.67 : x
  2. Step 2: Convert to fraction form
    13,094.63/18,068.76 = 8,059.67/x
  3. Step 3: Cross multiply
    13,094.63x = 18,068.76 × 8,059.67
  4. Step 4: Simplify right side
    13,094.63x = 145,628,152.57
  5. Step 5: Solve for x
    x = 145,628,152.57/13,094.63
  6. Step 6: Final answer
    x = 11,121.22

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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.