Home / 20,053.31-30,080.97-5,262.26

Finding the Fourth Proportional to 20,053.31, 30,080.97 and 5,262.26

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Solution

The fourth proportional to 20,053.31, 30,080.97 and 5,262.26 is: 7,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.31 : 30,080.97 = 5,262.26 : x
  2. Step 2: Convert to fraction form
    20,053.31/30,080.97 = 5,262.26/x
  3. Step 3: Cross multiply
    20,053.31x = 30,080.97 × 5,262.26
  4. Step 4: Simplify right side
    20,053.31x = 158,293,885.19
  5. Step 5: Solve for x
    x = 158,293,885.19/20,053.31
  6. Step 6: Final answer
    x = 7,893.65

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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.