Home / 16,865.88-23,277.42-16,349.64

Finding the Fourth Proportional to 16,865.88, 23,277.42 and 16,349.64

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Solution

The fourth proportional to 16,865.88, 23,277.42 and 16,349.64 is: 22,564.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.88 : 23,277.42 = 16,349.64 : x
  2. Step 2: Convert to fraction form
    16,865.88/23,277.42 = 16,349.64/x
  3. Step 3: Cross multiply
    16,865.88x = 23,277.42 × 16,349.64
  4. Step 4: Simplify right side
    16,865.88x = 380,577,437.13
  5. Step 5: Solve for x
    x = 380,577,437.13/16,865.88
  6. Step 6: Final answer
    x = 22,564.93

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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.