Home / 29,489.12-44,165.34-16,978.16

Finding the Fourth Proportional to 29,489.12, 44,165.34 and 16,978.16

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Solution

The fourth proportional to 29,489.12, 44,165.34 and 16,978.16 is: 25,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,489.12 : 44,165.34 = 16,978.16 : x
  2. Step 2: Convert to fraction form
    29,489.12/44,165.34 = 16,978.16/x
  3. Step 3: Cross multiply
    29,489.12x = 44,165.34 × 16,978.16
  4. Step 4: Simplify right side
    29,489.12x = 749,846,208.97
  5. Step 5: Solve for x
    x = 749,846,208.97/29,489.12
  6. Step 6: Final answer
    x = 25,427.89

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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.