Home / 30,135.48-41,589.41-16,710.94

Finding the Fourth Proportional to 30,135.48, 41,589.41 and 16,710.94

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Solution

The fourth proportional to 30,135.48, 41,589.41 and 16,710.94 is: 23,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,135.48 : 41,589.41 = 16,710.94 : x
  2. Step 2: Convert to fraction form
    30,135.48/41,589.41 = 16,710.94/x
  3. Step 3: Cross multiply
    30,135.48x = 41,589.41 × 16,710.94
  4. Step 4: Simplify right side
    30,135.48x = 694,998,135.15
  5. Step 5: Solve for x
    x = 694,998,135.15/30,135.48
  6. Step 6: Final answer
    x = 23,062.45

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1.5x scale

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.