Home / 15,786.38-23,683.47-4,693.02

Finding the Fourth Proportional to 15,786.38, 23,683.47 and 4,693.02

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Solution

The fourth proportional to 15,786.38, 23,683.47 and 4,693.02 is: 7,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.38 : 23,683.47 = 4,693.02 : x
  2. Step 2: Convert to fraction form
    15,786.38/23,683.47 = 4,693.02/x
  3. Step 3: Cross multiply
    15,786.38x = 23,683.47 × 4,693.02
  4. Step 4: Simplify right side
    15,786.38x = 111,146,986.65
  5. Step 5: Solve for x
    x = 111,146,986.65/15,786.38
  6. Step 6: Final answer
    x = 7,040.69

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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.