Home / 14,065.99-19,379.91-9,277.48

Finding the Fourth Proportional to 14,065.99, 19,379.91 and 9,277.48

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Solution

The fourth proportional to 14,065.99, 19,379.91 and 9,277.48 is: 12,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.99 : 19,379.91 = 9,277.48 : x
  2. Step 2: Convert to fraction form
    14,065.99/19,379.91 = 9,277.48/x
  3. Step 3: Cross multiply
    14,065.99x = 19,379.91 × 9,277.48
  4. Step 4: Simplify right side
    14,065.99x = 179,796,734.26
  5. Step 5: Solve for x
    x = 179,796,734.26/14,065.99
  6. Step 6: Final answer
    x = 12,782.38

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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.