Home / 17,440.82-26,156.61-7,577.79

Finding the Fourth Proportional to 17,440.82, 26,156.61 and 7,577.79

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Solution

The fourth proportional to 17,440.82, 26,156.61 and 7,577.79 is: 11,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440.82 : 26,156.61 = 7,577.79 : x
  2. Step 2: Convert to fraction form
    17,440.82/26,156.61 = 7,577.79/x
  3. Step 3: Cross multiply
    17,440.82x = 26,156.61 × 7,577.79
  4. Step 4: Simplify right side
    17,440.82x = 198,209,199.60
  5. Step 5: Solve for x
    x = 198,209,199.60/17,440.82
  6. Step 6: Final answer
    x = 11,364.67

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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.