Home / 17,577.88-26,366.84-6,479.76

Finding the Fourth Proportional to 17,577.88, 26,366.84 and 6,479.76

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Solution

The fourth proportional to 17,577.88, 26,366.84 and 6,479.76 is: 9,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.88 : 26,366.84 = 6,479.76 : x
  2. Step 2: Convert to fraction form
    17,577.88/26,366.84 = 6,479.76/x
  3. Step 3: Cross multiply
    17,577.88x = 26,366.84 × 6,479.76
  4. Step 4: Simplify right side
    17,577.88x = 170,850,795.16
  5. Step 5: Solve for x
    x = 170,850,795.16/17,577.88
  6. Step 6: Final answer
    x = 9,719.65

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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.