Home / 19,293.77-26,640.50-14,810.42

Finding the Fourth Proportional to 19,293.77, 26,640.50 and 14,810.42

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Solution

The fourth proportional to 19,293.77, 26,640.50 and 14,810.42 is: 20,449.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.77 : 26,640.50 = 14,810.42 : x
  2. Step 2: Convert to fraction form
    19,293.77/26,640.50 = 14,810.42/x
  3. Step 3: Cross multiply
    19,293.77x = 26,640.50 × 14,810.42
  4. Step 4: Simplify right side
    19,293.77x = 394,556,786.76
  5. Step 5: Solve for x
    x = 394,556,786.76/19,293.77
  6. Step 6: Final answer
    x = 20,449.96

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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.