Home / 13,769.92-20,627.16-6,364.18

Finding the Fourth Proportional to 13,769.92, 20,627.16 and 6,364.18

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Solution

The fourth proportional to 13,769.92, 20,627.16 and 6,364.18 is: 9,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.92 : 20,627.16 = 6,364.18 : x
  2. Step 2: Convert to fraction form
    13,769.92/20,627.16 = 6,364.18/x
  3. Step 3: Cross multiply
    13,769.92x = 20,627.16 × 6,364.18
  4. Step 4: Simplify right side
    13,769.92x = 131,274,959.13
  5. Step 5: Solve for x
    x = 131,274,959.13/13,769.92
  6. Step 6: Final answer
    x = 9,533.46

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1.5x scale

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.