Home / 35,629.77-53,486.04-20,849.28

Finding the Fourth Proportional to 35,629.77, 53,486.04 and 20,849.28

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Solution

The fourth proportional to 35,629.77, 53,486.04 and 20,849.28 is: 31,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.77 : 53,486.04 = 20,849.28 : x
  2. Step 2: Convert to fraction form
    35,629.77/53,486.04 = 20,849.28/x
  3. Step 3: Cross multiply
    35,629.77x = 53,486.04 × 20,849.28
  4. Step 4: Simplify right side
    35,629.77x = 1,115,145,424.05
  5. Step 5: Solve for x
    x = 1,115,145,424.05/35,629.77
  6. Step 6: Final answer
    x = 31,298.14

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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.