Home / 14,051.18-19,394.49-8,742.83

Finding the Fourth Proportional to 14,051.18, 19,394.49 and 8,742.83

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Solution

The fourth proportional to 14,051.18, 19,394.49 and 8,742.83 is: 12,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.18 : 19,394.49 = 8,742.83 : x
  2. Step 2: Convert to fraction form
    14,051.18/19,394.49 = 8,742.83/x
  3. Step 3: Cross multiply
    14,051.18x = 19,394.49 × 8,742.83
  4. Step 4: Simplify right side
    14,051.18x = 169,562,729.01
  5. Step 5: Solve for x
    x = 169,562,729.01/14,051.18
  6. Step 6: Final answer
    x = 12,067.51

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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.