Home / 17,534.56-26,274.64-8,639.68

Finding the Fourth Proportional to 17,534.56, 26,274.64 and 8,639.68

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Solution

The fourth proportional to 17,534.56, 26,274.64 and 8,639.68 is: 12,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,534.56 : 26,274.64 = 8,639.68 : x
  2. Step 2: Convert to fraction form
    17,534.56/26,274.64 = 8,639.68/x
  3. Step 3: Cross multiply
    17,534.56x = 26,274.64 × 8,639.68
  4. Step 4: Simplify right side
    17,534.56x = 227,004,481.72
  5. Step 5: Solve for x
    x = 227,004,481.72/17,534.56
  6. Step 6: Final answer
    x = 12,946.12

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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.