Home / 38,131.04-57,177.06-15,938.36

Finding the Fourth Proportional to 38,131.04, 57,177.06 and 15,938.36

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Solution

The fourth proportional to 38,131.04, 57,177.06 and 15,938.36 is: 23,899.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131.04 : 57,177.06 = 15,938.36 : x
  2. Step 2: Convert to fraction form
    38,131.04/57,177.06 = 15,938.36/x
  3. Step 3: Cross multiply
    38,131.04x = 57,177.06 × 15,938.36
  4. Step 4: Simplify right side
    38,131.04x = 911,308,566.02
  5. Step 5: Solve for x
    x = 911,308,566.02/38,131.04
  6. Step 6: Final answer
    x = 23,899.39

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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.