Home / 19,053.80-26,295.18-11,500

Finding the Fourth Proportional to 19,053.80, 26,295.18 and 11,500

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Solution

The fourth proportional to 19,053.80, 26,295.18 and 11,500 is: 15,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.80 : 26,295.18 = 11,500 : x
  2. Step 2: Convert to fraction form
    19,053.80/26,295.18 = 11,500/x
  3. Step 3: Cross multiply
    19,053.80x = 26,295.18 × 11,500
  4. Step 4: Simplify right side
    19,053.80x = 302,394,570
  5. Step 5: Solve for x
    x = 302,394,570/19,053.80
  6. Step 6: Final answer
    x = 15,870.56

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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.