Home / 16,816.16-23,038.25-16,185.57

Finding the Fourth Proportional to 16,816.16, 23,038.25 and 16,185.57

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Solution

The fourth proportional to 16,816.16, 23,038.25 and 16,185.57 is: 22,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.16 : 23,038.25 = 16,185.57 : x
  2. Step 2: Convert to fraction form
    16,816.16/23,038.25 = 16,185.57/x
  3. Step 3: Cross multiply
    16,816.16x = 23,038.25 × 16,185.57
  4. Step 4: Simplify right side
    16,816.16x = 372,887,215.84
  5. Step 5: Solve for x
    x = 372,887,215.84/16,816.16
  6. Step 6: Final answer
    x = 22,174.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.