Home / 21,584.34-32,376.51-20,366.10

Finding the Fourth Proportional to 21,584.34, 32,376.51 and 20,366.10

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Solution

The fourth proportional to 21,584.34, 32,376.51 and 20,366.10 is: 30,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.34 : 32,376.51 = 20,366.10 : x
  2. Step 2: Convert to fraction form
    21,584.34/32,376.51 = 20,366.10/x
  3. Step 3: Cross multiply
    21,584.34x = 32,376.51 × 20,366.10
  4. Step 4: Simplify right side
    21,584.34x = 659,383,240.31
  5. Step 5: Solve for x
    x = 659,383,240.31/21,584.34
  6. Step 6: Final answer
    x = 30,549.15

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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.