Home / 14,949.61-20,608.31-9,571.28

Finding the Fourth Proportional to 14,949.61, 20,608.31 and 9,571.28

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Solution

The fourth proportional to 14,949.61, 20,608.31 and 9,571.28 is: 13,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.61 : 20,608.31 = 9,571.28 : x
  2. Step 2: Convert to fraction form
    14,949.61/20,608.31 = 9,571.28/x
  3. Step 3: Cross multiply
    14,949.61x = 20,608.31 × 9,571.28
  4. Step 4: Simplify right side
    14,949.61x = 197,247,802.30
  5. Step 5: Solve for x
    x = 197,247,802.30/14,949.61
  6. Step 6: Final answer
    x = 13,194.18

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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.