Home / 14,095.14-19,456.80-8,131.92

Finding the Fourth Proportional to 14,095.14, 19,456.80 and 8,131.92

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Solution

The fourth proportional to 14,095.14, 19,456.80 and 8,131.92 is: 11,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.14 : 19,456.80 = 8,131.92 : x
  2. Step 2: Convert to fraction form
    14,095.14/19,456.80 = 8,131.92/x
  3. Step 3: Cross multiply
    14,095.14x = 19,456.80 × 8,131.92
  4. Step 4: Simplify right side
    14,095.14x = 158,221,141.06
  5. Step 5: Solve for x
    x = 158,221,141.06/14,095.14
  6. Step 6: Final answer
    x = 11,225.23

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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.