Home / 38,214.96-57,323.10-13,255.80

Finding the Fourth Proportional to 38,214.96, 57,323.10 and 13,255.80

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Solution

The fourth proportional to 38,214.96, 57,323.10 and 13,255.80 is: 19,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,214.96 : 57,323.10 = 13,255.80 : x
  2. Step 2: Convert to fraction form
    38,214.96/57,323.10 = 13,255.80/x
  3. Step 3: Cross multiply
    38,214.96x = 57,323.10 × 13,255.80
  4. Step 4: Simplify right side
    38,214.96x = 759,863,548.98
  5. Step 5: Solve for x
    x = 759,863,548.98/38,214.96
  6. Step 6: Final answer
    x = 19,883.93

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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.