Home / 31,050.33-46,561.20-9,986.49

Finding the Fourth Proportional to 31,050.33, 46,561.20 and 9,986.49

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Solution

The fourth proportional to 31,050.33, 46,561.20 and 9,986.49 is: 14,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,050.33 : 46,561.20 = 9,986.49 : x
  2. Step 2: Convert to fraction form
    31,050.33/46,561.20 = 9,986.49/x
  3. Step 3: Cross multiply
    31,050.33x = 46,561.20 × 9,986.49
  4. Step 4: Simplify right side
    31,050.33x = 464,982,958.19
  5. Step 5: Solve for x
    x = 464,982,958.19/31,050.33
  6. Step 6: Final answer
    x = 14,975.14

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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.