Home / 29,881.64-41,238.36-16,455.75

Finding the Fourth Proportional to 29,881.64, 41,238.36 and 16,455.75

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Solution

The fourth proportional to 29,881.64, 41,238.36 and 16,455.75 is: 22,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,881.64 : 41,238.36 = 16,455.75 : x
  2. Step 2: Convert to fraction form
    29,881.64/41,238.36 = 16,455.75/x
  3. Step 3: Cross multiply
    29,881.64x = 41,238.36 × 16,455.75
  4. Step 4: Simplify right side
    29,881.64x = 678,608,142.57
  5. Step 5: Solve for x
    x = 678,608,142.57/29,881.64
  6. Step 6: Final answer
    x = 22,709.87

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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.