Home / 51,147.64-76,675.29-21,567.25

Finding the Fourth Proportional to 51,147.64, 76,675.29 and 21,567.25

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Solution

The fourth proportional to 51,147.64, 76,675.29 and 21,567.25 is: 32,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,147.64 : 76,675.29 = 21,567.25 : x
  2. Step 2: Convert to fraction form
    51,147.64/76,675.29 = 21,567.25/x
  3. Step 3: Cross multiply
    51,147.64x = 76,675.29 × 21,567.25
  4. Step 4: Simplify right side
    51,147.64x = 1,653,675,148.25
  5. Step 5: Solve for x
    x = 1,653,675,148.25/51,147.64
  6. Step 6: Final answer
    x = 32,331.41

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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.