Home / 28,895.74-43,302.60-20,016.52

Finding the Fourth Proportional to 28,895.74, 43,302.60 and 20,016.52

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Solution

The fourth proportional to 28,895.74, 43,302.60 and 20,016.52 is: 29,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.74 : 43,302.60 = 20,016.52 : x
  2. Step 2: Convert to fraction form
    28,895.74/43,302.60 = 20,016.52/x
  3. Step 3: Cross multiply
    28,895.74x = 43,302.60 × 20,016.52
  4. Step 4: Simplify right side
    28,895.74x = 866,767,250.70
  5. Step 5: Solve for x
    x = 866,767,250.70/28,895.74
  6. Step 6: Final answer
    x = 29,996.37

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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.