Home / 25,100.12-37,576.21-21,986.21

Finding the Fourth Proportional to 25,100.12, 37,576.21 and 21,986.21

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Solution

The fourth proportional to 25,100.12, 37,576.21 and 21,986.21 is: 32,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,100.12 : 37,576.21 = 21,986.21 : x
  2. Step 2: Convert to fraction form
    25,100.12/37,576.21 = 21,986.21/x
  3. Step 3: Cross multiply
    25,100.12x = 37,576.21 × 21,986.21
  4. Step 4: Simplify right side
    25,100.12x = 826,158,444.06
  5. Step 5: Solve for x
    x = 826,158,444.06/25,100.12
  6. Step 6: Final answer
    x = 32,914.52

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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.