Home / 51,450.90-77,120.06-26,492.45

Finding the Fourth Proportional to 51,450.90, 77,120.06 and 26,492.45

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Solution

The fourth proportional to 51,450.90, 77,120.06 and 26,492.45 is: 39,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,450.90 : 77,120.06 = 26,492.45 : x
  2. Step 2: Convert to fraction form
    51,450.90/77,120.06 = 26,492.45/x
  3. Step 3: Cross multiply
    51,450.90x = 77,120.06 × 26,492.45
  4. Step 4: Simplify right side
    51,450.90x = 2,043,099,105.24
  5. Step 5: Solve for x
    x = 2,043,099,105.24/51,450.90
  6. Step 6: Final answer
    x = 39,709.68

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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.