Home / 21,520.07-32,281.97-5,937.70

Finding the Fourth Proportional to 21,520.07, 32,281.97 and 5,937.70

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Solution

The fourth proportional to 21,520.07, 32,281.97 and 5,937.70 is: 8,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,520.07 : 32,281.97 = 5,937.70 : x
  2. Step 2: Convert to fraction form
    21,520.07/32,281.97 = 5,937.70/x
  3. Step 3: Cross multiply
    21,520.07x = 32,281.97 × 5,937.70
  4. Step 4: Simplify right side
    21,520.07x = 191,680,653.27
  5. Step 5: Solve for x
    x = 191,680,653.27/21,520.07
  6. Step 6: Final answer
    x = 8,907.06

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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.