Home / 45,431.21-62,693.67-25,287.57

Finding the Fourth Proportional to 45,431.21, 62,693.67 and 25,287.57

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Solution

The fourth proportional to 45,431.21, 62,693.67 and 25,287.57 is: 34,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.21 : 62,693.67 = 25,287.57 : x
  2. Step 2: Convert to fraction form
    45,431.21/62,693.67 = 25,287.57/x
  3. Step 3: Cross multiply
    45,431.21x = 62,693.67 × 25,287.57
  4. Step 4: Simplify right side
    45,431.21x = 1,585,370,839.84
  5. Step 5: Solve for x
    x = 1,585,370,839.84/45,431.21
  6. Step 6: Final answer
    x = 34,896.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.