Home / 14,009.33-20,995.81-5,679.60

Finding the Fourth Proportional to 14,009.33, 20,995.81 and 5,679.60

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Solution

The fourth proportional to 14,009.33, 20,995.81 and 5,679.60 is: 8,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.33 : 20,995.81 = 5,679.60 : x
  2. Step 2: Convert to fraction form
    14,009.33/20,995.81 = 5,679.60/x
  3. Step 3: Cross multiply
    14,009.33x = 20,995.81 × 5,679.60
  4. Step 4: Simplify right side
    14,009.33x = 119,247,802.48
  5. Step 5: Solve for x
    x = 119,247,802.48/14,009.33
  6. Step 6: Final answer
    x = 8,512.03

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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.