Home / 16,682.75-22,969.73-14,159.60

Finding the Fourth Proportional to 16,682.75, 22,969.73 and 14,159.60

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Solution

The fourth proportional to 16,682.75, 22,969.73 and 14,159.60 is: 19,495.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682.75 : 22,969.73 = 14,159.60 : x
  2. Step 2: Convert to fraction form
    16,682.75/22,969.73 = 14,159.60/x
  3. Step 3: Cross multiply
    16,682.75x = 22,969.73 × 14,159.60
  4. Step 4: Simplify right side
    16,682.75x = 325,242,109.46
  5. Step 5: Solve for x
    x = 325,242,109.46/16,682.75
  6. Step 6: Final answer
    x = 19,495.72

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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.