Home / 30,083.48-41,515.56-16,655.96

Finding the Fourth Proportional to 30,083.48, 41,515.56 and 16,655.96

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Solution

The fourth proportional to 30,083.48, 41,515.56 and 16,655.96 is: 22,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,083.48 : 41,515.56 = 16,655.96 : x
  2. Step 2: Convert to fraction form
    30,083.48/41,515.56 = 16,655.96/x
  3. Step 3: Cross multiply
    30,083.48x = 41,515.56 × 16,655.96
  4. Step 4: Simplify right side
    30,083.48x = 691,481,506.74
  5. Step 5: Solve for x
    x = 691,481,506.74/30,083.48
  6. Step 6: Final answer
    x = 22,985.42

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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.