Home / 35,575.85-53,372.99-18,922.17

Finding the Fourth Proportional to 35,575.85, 53,372.99 and 18,922.17

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Solution

The fourth proportional to 35,575.85, 53,372.99 and 18,922.17 is: 28,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,575.85 : 53,372.99 = 18,922.17 : x
  2. Step 2: Convert to fraction form
    35,575.85/53,372.99 = 18,922.17/x
  3. Step 3: Cross multiply
    35,575.85x = 53,372.99 × 18,922.17
  4. Step 4: Simplify right side
    35,575.85x = 1,009,932,695.58
  5. Step 5: Solve for x
    x = 1,009,932,695.58/35,575.85
  6. Step 6: Final answer
    x = 28,388.16

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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.