Home / 25,690.49-35,316.88-22,092.20

Finding the Fourth Proportional to 25,690.49, 35,316.88 and 22,092.20

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Solution

The fourth proportional to 25,690.49, 35,316.88 and 22,092.20 is: 30,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,690.49 : 35,316.88 = 22,092.20 : x
  2. Step 2: Convert to fraction form
    25,690.49/35,316.88 = 22,092.20/x
  3. Step 3: Cross multiply
    25,690.49x = 35,316.88 × 22,092.20
  4. Step 4: Simplify right side
    25,690.49x = 780,227,576.34
  5. Step 5: Solve for x
    x = 780,227,576.34/25,690.49
  6. Step 6: Final answer
    x = 30,370.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.