Home / 33,242.96-45,875.39-18,135.93

Finding the Fourth Proportional to 33,242.96, 45,875.39 and 18,135.93

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Solution

The fourth proportional to 33,242.96, 45,875.39 and 18,135.93 is: 25,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.96 : 45,875.39 = 18,135.93 : x
  2. Step 2: Convert to fraction form
    33,242.96/45,875.39 = 18,135.93/x
  3. Step 3: Cross multiply
    33,242.96x = 45,875.39 × 18,135.93
  4. Step 4: Simplify right side
    33,242.96x = 831,992,771.08
  5. Step 5: Solve for x
    x = 831,992,771.08/33,242.96
  6. Step 6: Final answer
    x = 25,027.64

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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.