Home / 14,090.37-19,444.67-8,122.01

Finding the Fourth Proportional to 14,090.37, 19,444.67 and 8,122.01

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Solution

The fourth proportional to 14,090.37, 19,444.67 and 8,122.01 is: 11,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.37 : 19,444.67 = 8,122.01 : x
  2. Step 2: Convert to fraction form
    14,090.37/19,444.67 = 8,122.01/x
  3. Step 3: Cross multiply
    14,090.37x = 19,444.67 × 8,122.01
  4. Step 4: Simplify right side
    14,090.37x = 157,929,727.27
  5. Step 5: Solve for x
    x = 157,929,727.27/14,090.37
  6. Step 6: Final answer
    x = 11,208.34

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Double scale
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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.