Home / 36,856.93-55,241.64-21,242.29

Finding the Fourth Proportional to 36,856.93, 55,241.64 and 21,242.29

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Solution

The fourth proportional to 36,856.93, 55,241.64 and 21,242.29 is: 31,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,856.93 : 55,241.64 = 21,242.29 : x
  2. Step 2: Convert to fraction form
    36,856.93/55,241.64 = 21,242.29/x
  3. Step 3: Cross multiply
    36,856.93x = 55,241.64 × 21,242.29
  4. Step 4: Simplify right side
    36,856.93x = 1,173,458,936.96
  5. Step 5: Solve for x
    x = 1,173,458,936.96/36,856.93
  6. Step 6: Final answer
    x = 31,838.22

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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.