Home / 30,064.48-41,489.06-16,636.66

Finding the Fourth Proportional to 30,064.48, 41,489.06 and 16,636.66

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Solution

The fourth proportional to 30,064.48, 41,489.06 and 16,636.66 is: 22,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064.48 : 41,489.06 = 16,636.66 : x
  2. Step 2: Convert to fraction form
    30,064.48/41,489.06 = 16,636.66/x
  3. Step 3: Cross multiply
    30,064.48x = 41,489.06 × 16,636.66
  4. Step 4: Simplify right side
    30,064.48x = 690,239,291.61
  5. Step 5: Solve for x
    x = 690,239,291.61/30,064.48
  6. Step 6: Final answer
    x = 22,958.63

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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.