Home / 17,900.16-26,809.35-8,546.76

Finding the Fourth Proportional to 17,900.16, 26,809.35 and 8,546.76

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Solution

The fourth proportional to 17,900.16, 26,809.35 and 8,546.76 is: 12,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.16 : 26,809.35 = 8,546.76 : x
  2. Step 2: Convert to fraction form
    17,900.16/26,809.35 = 8,546.76/x
  3. Step 3: Cross multiply
    17,900.16x = 26,809.35 × 8,546.76
  4. Step 4: Simplify right side
    17,900.16x = 229,133,080.21
  5. Step 5: Solve for x
    x = 229,133,080.21/17,900.16
  6. Step 6: Final answer
    x = 12,800.62

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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.