Home / 16,801.62-23,182.28-14,123.02

Finding the Fourth Proportional to 16,801.62, 23,182.28 and 14,123.02

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Solution

The fourth proportional to 16,801.62, 23,182.28 and 14,123.02 is: 19,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.62 : 23,182.28 = 14,123.02 : x
  2. Step 2: Convert to fraction form
    16,801.62/23,182.28 = 14,123.02/x
  3. Step 3: Cross multiply
    16,801.62x = 23,182.28 × 14,123.02
  4. Step 4: Simplify right side
    16,801.62x = 327,403,804.09
  5. Step 5: Solve for x
    x = 327,403,804.09/16,801.62
  6. Step 6: Final answer
    x = 19,486.44

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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.