Home / 51,057.65-76,598.29-17,321.86

Finding the Fourth Proportional to 51,057.65, 76,598.29 and 17,321.86

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Solution

The fourth proportional to 51,057.65, 76,598.29 and 17,321.86 is: 25,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057.65 : 76,598.29 = 17,321.86 : x
  2. Step 2: Convert to fraction form
    51,057.65/76,598.29 = 17,321.86/x
  3. Step 3: Cross multiply
    51,057.65x = 76,598.29 × 17,321.86
  4. Step 4: Simplify right side
    51,057.65x = 1,326,824,973.02
  5. Step 5: Solve for x
    x = 1,326,824,973.02/51,057.65
  6. Step 6: Final answer
    x = 25,986.80

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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.