Home / 35,849.40-53,766.90-17,129.40

Finding the Fourth Proportional to 35,849.40, 53,766.90 and 17,129.40

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Solution

The fourth proportional to 35,849.40, 53,766.90 and 17,129.40 is: 25,690.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,849.40 : 53,766.90 = 17,129.40 : x
  2. Step 2: Convert to fraction form
    35,849.40/53,766.90 = 17,129.40/x
  3. Step 3: Cross multiply
    35,849.40x = 53,766.90 × 17,129.40
  4. Step 4: Simplify right side
    35,849.40x = 920,994,736.86
  5. Step 5: Solve for x
    x = 920,994,736.86/35,849.40
  6. Step 6: Final answer
    x = 25,690.66

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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.