Home / 18,893.16-26,074.40-14,104.79

Finding the Fourth Proportional to 18,893.16, 26,074.40 and 14,104.79

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Solution

The fourth proportional to 18,893.16, 26,074.40 and 14,104.79 is: 19,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893.16 : 26,074.40 = 14,104.79 : x
  2. Step 2: Convert to fraction form
    18,893.16/26,074.40 = 14,104.79/x
  3. Step 3: Cross multiply
    18,893.16x = 26,074.40 × 14,104.79
  4. Step 4: Simplify right side
    18,893.16x = 367,773,865.85
  5. Step 5: Solve for x
    x = 367,773,865.85/18,893.16
  6. Step 6: Final answer
    x = 19,465.98

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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.