Home / 35,257.48-52,933.14-20,477

Finding the Fourth Proportional to 35,257.48, 52,933.14 and 20,477

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Solution

The fourth proportional to 35,257.48, 52,933.14 and 20,477 is: 30,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,257.48 : 52,933.14 = 20,477 : x
  2. Step 2: Convert to fraction form
    35,257.48/52,933.14 = 20,477/x
  3. Step 3: Cross multiply
    35,257.48x = 52,933.14 × 20,477
  4. Step 4: Simplify right side
    35,257.48x = 1,083,911,907.78
  5. Step 5: Solve for x
    x = 1,083,911,907.78/35,257.48
  6. Step 6: Final answer
    x = 30,742.75

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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.