Home / 15,563.03-21,470.85-9,584.33

Finding the Fourth Proportional to 15,563.03, 21,470.85 and 9,584.33

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Solution

The fourth proportional to 15,563.03, 21,470.85 and 9,584.33 is: 13,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.03 : 21,470.85 = 9,584.33 : x
  2. Step 2: Convert to fraction form
    15,563.03/21,470.85 = 9,584.33/x
  3. Step 3: Cross multiply
    15,563.03x = 21,470.85 × 9,584.33
  4. Step 4: Simplify right side
    15,563.03x = 205,783,604.43
  5. Step 5: Solve for x
    x = 205,783,604.43/15,563.03
  6. Step 6: Final answer
    x = 13,222.60

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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.