Home / 18,922.60-26,109.30-14,438.44

Finding the Fourth Proportional to 18,922.60, 26,109.30 and 14,438.44

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Solution

The fourth proportional to 18,922.60, 26,109.30 and 14,438.44 is: 19,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922.60 : 26,109.30 = 14,438.44 : x
  2. Step 2: Convert to fraction form
    18,922.60/26,109.30 = 14,438.44/x
  3. Step 3: Cross multiply
    18,922.60x = 26,109.30 × 14,438.44
  4. Step 4: Simplify right side
    18,922.60x = 376,977,561.49
  5. Step 5: Solve for x
    x = 376,977,561.49/18,922.60
  6. Step 6: Final answer
    x = 19,922.08

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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.