Home / 16,887.75-23,289.93-14,064.45

Finding the Fourth Proportional to 16,887.75, 23,289.93 and 14,064.45

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Solution

The fourth proportional to 16,887.75, 23,289.93 and 14,064.45 is: 19,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.75 : 23,289.93 = 14,064.45 : x
  2. Step 2: Convert to fraction form
    16,887.75/23,289.93 = 14,064.45/x
  3. Step 3: Cross multiply
    16,887.75x = 23,289.93 × 14,064.45
  4. Step 4: Simplify right side
    16,887.75x = 327,560,055.99
  5. Step 5: Solve for x
    x = 327,560,055.99/16,887.75
  6. Step 6: Final answer
    x = 19,396.31

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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.