Home / 30,040.86-41,456.66-16,613.02

Finding the Fourth Proportional to 30,040.86, 41,456.66 and 16,613.02

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Solution

The fourth proportional to 30,040.86, 41,456.66 and 16,613.02 is: 22,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.86 : 41,456.66 = 16,613.02 : x
  2. Step 2: Convert to fraction form
    30,040.86/41,456.66 = 16,613.02/x
  3. Step 3: Cross multiply
    30,040.86x = 41,456.66 × 16,613.02
  4. Step 4: Simplify right side
    30,040.86x = 688,720,415.07
  5. Step 5: Solve for x
    x = 688,720,415.07/30,040.86
  6. Step 6: Final answer
    x = 22,926.12

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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.