Home / 20,632.86-30,947.76-6,592.32

Finding the Fourth Proportional to 20,632.86, 30,947.76 and 6,592.32

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Solution

The fourth proportional to 20,632.86, 30,947.76 and 6,592.32 is: 9,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.86 : 30,947.76 = 6,592.32 : x
  2. Step 2: Convert to fraction form
    20,632.86/30,947.76 = 6,592.32/x
  3. Step 3: Cross multiply
    20,632.86x = 30,947.76 × 6,592.32
  4. Step 4: Simplify right side
    20,632.86x = 204,017,537.20
  5. Step 5: Solve for x
    x = 204,017,537.20/20,632.86
  6. Step 6: Final answer
    x = 9,887.99

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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.