Home / 38,011.68-57,012.09-13,051.26

Finding the Fourth Proportional to 38,011.68, 57,012.09 and 13,051.26

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Solution

The fourth proportional to 38,011.68, 57,012.09 and 13,051.26 is: 19,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,011.68 : 57,012.09 = 13,051.26 : x
  2. Step 2: Convert to fraction form
    38,011.68/57,012.09 = 13,051.26/x
  3. Step 3: Cross multiply
    38,011.68x = 57,012.09 × 13,051.26
  4. Step 4: Simplify right side
    38,011.68x = 744,079,609.73
  5. Step 5: Solve for x
    x = 744,079,609.73/38,011.68
  6. Step 6: Final answer
    x = 19,575.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.