Home / 35,388.94-53,066.93-20,602.08

Finding the Fourth Proportional to 35,388.94, 53,066.93 and 20,602.08

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Solution

The fourth proportional to 35,388.94, 53,066.93 and 20,602.08 is: 30,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.94 : 53,066.93 = 20,602.08 : x
  2. Step 2: Convert to fraction form
    35,388.94/53,066.93 = 20,602.08/x
  3. Step 3: Cross multiply
    35,388.94x = 53,066.93 × 20,602.08
  4. Step 4: Simplify right side
    35,388.94x = 1,093,289,137.21
  5. Step 5: Solve for x
    x = 1,093,289,137.21/35,388.94
  6. Step 6: Final answer
    x = 30,893.53

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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.