Home / 30,108.07-45,149.03-16,064.97

Finding the Fourth Proportional to 30,108.07, 45,149.03 and 16,064.97

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Solution

The fourth proportional to 30,108.07, 45,149.03 and 16,064.97 is: 24,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108.07 : 45,149.03 = 16,064.97 : x
  2. Step 2: Convert to fraction form
    30,108.07/45,149.03 = 16,064.97/x
  3. Step 3: Cross multiply
    30,108.07x = 45,149.03 × 16,064.97
  4. Step 4: Simplify right side
    30,108.07x = 725,317,623.09
  5. Step 5: Solve for x
    x = 725,317,623.09/30,108.07
  6. Step 6: Final answer
    x = 24,090.47

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1.5x scale

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.