Home / 30,316.56-41,836.80-16,887.68

Finding the Fourth Proportional to 30,316.56, 41,836.80 and 16,887.68

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Solution

The fourth proportional to 30,316.56, 41,836.80 and 16,887.68 is: 23,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.56 : 41,836.80 = 16,887.68 : x
  2. Step 2: Convert to fraction form
    30,316.56/41,836.80 = 16,887.68/x
  3. Step 3: Cross multiply
    30,316.56x = 41,836.80 × 16,887.68
  4. Step 4: Simplify right side
    30,316.56x = 706,526,490.62
  5. Step 5: Solve for x
    x = 706,526,490.62/30,316.56
  6. Step 6: Final answer
    x = 23,304.97

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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.