Home / 35,131.12-48,483.84-20,028.52

Finding the Fourth Proportional to 35,131.12, 48,483.84 and 20,028.52

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Solution

The fourth proportional to 35,131.12, 48,483.84 and 20,028.52 is: 27,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.12 : 48,483.84 = 20,028.52 : x
  2. Step 2: Convert to fraction form
    35,131.12/48,483.84 = 20,028.52/x
  3. Step 3: Cross multiply
    35,131.12x = 48,483.84 × 20,028.52
  4. Step 4: Simplify right side
    35,131.12x = 971,059,559.12
  5. Step 5: Solve for x
    x = 971,059,559.12/35,131.12
  6. Step 6: Final answer
    x = 27,641.01

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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.