Home / 14,069.12-19,429.44-9,104

Finding the Fourth Proportional to 14,069.12, 19,429.44 and 9,104

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Solution

The fourth proportional to 14,069.12, 19,429.44 and 9,104 is: 12,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.12 : 19,429.44 = 9,104 : x
  2. Step 2: Convert to fraction form
    14,069.12/19,429.44 = 9,104/x
  3. Step 3: Cross multiply
    14,069.12x = 19,429.44 × 9,104
  4. Step 4: Simplify right side
    14,069.12x = 176,885,621.76
  5. Step 5: Solve for x
    x = 176,885,621.76/14,069.12
  6. Step 6: Final answer
    x = 12,572.61

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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.