Home / 30,044.07-41,459.57-16,431.89

Finding the Fourth Proportional to 30,044.07, 41,459.57 and 16,431.89

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Solution

The fourth proportional to 30,044.07, 41,459.57 and 16,431.89 is: 22,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.07 : 41,459.57 = 16,431.89 : x
  2. Step 2: Convert to fraction form
    30,044.07/41,459.57 = 16,431.89/x
  3. Step 3: Cross multiply
    30,044.07x = 41,459.57 × 16,431.89
  4. Step 4: Simplify right side
    30,044.07x = 681,259,115.18
  5. Step 5: Solve for x
    x = 681,259,115.18/30,044.07
  6. Step 6: Final answer
    x = 22,675.33

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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.