Home / 76,361.46-114,514.74-26,428.01

Finding the Fourth Proportional to 76,361.46, 114,514.74 and 26,428.01

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Solution

The fourth proportional to 76,361.46, 114,514.74 and 26,428.01 is: 39,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,361.46 : 114,514.74 = 26,428.01 : x
  2. Step 2: Convert to fraction form
    76,361.46/114,514.74 = 26,428.01/x
  3. Step 3: Cross multiply
    76,361.46x = 114,514.74 × 26,428.01
  4. Step 4: Simplify right side
    76,361.46x = 3,026,396,121.29
  5. Step 5: Solve for x
    x = 3,026,396,121.29/76,361.46
  6. Step 6: Final answer
    x = 39,632.51

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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.