Home / 51,308.44-70,805.14-28,646.06

Finding the Fourth Proportional to 51,308.44, 70,805.14 and 28,646.06

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Solution

The fourth proportional to 51,308.44, 70,805.14 and 28,646.06 is: 39,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,308.44 : 70,805.14 = 28,646.06 : x
  2. Step 2: Convert to fraction form
    51,308.44/70,805.14 = 28,646.06/x
  3. Step 3: Cross multiply
    51,308.44x = 70,805.14 × 28,646.06
  4. Step 4: Simplify right side
    51,308.44x = 2,028,287,863.11
  5. Step 5: Solve for x
    x = 2,028,287,863.11/51,308.44
  6. Step 6: Final answer
    x = 39,531.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.