Home / 13,532.86-20,270.94-8,599.96

Finding the Fourth Proportional to 13,532.86, 20,270.94 and 8,599.96

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Solution

The fourth proportional to 13,532.86, 20,270.94 and 8,599.96 is: 12,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.86 : 20,270.94 = 8,599.96 : x
  2. Step 2: Convert to fraction form
    13,532.86/20,270.94 = 8,599.96/x
  3. Step 3: Cross multiply
    13,532.86x = 20,270.94 × 8,599.96
  4. Step 4: Simplify right side
    13,532.86x = 174,329,273.16
  5. Step 5: Solve for x
    x = 174,329,273.16/13,532.86
  6. Step 6: Final answer
    x = 12,881.92

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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.