Home / 20,353.86-30,527.58-5,563.92

Finding the Fourth Proportional to 20,353.86, 30,527.58 and 5,563.92

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Solution

The fourth proportional to 20,353.86, 30,527.58 and 5,563.92 is: 8,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,353.86 : 30,527.58 = 5,563.92 : x
  2. Step 2: Convert to fraction form
    20,353.86/30,527.58 = 5,563.92/x
  3. Step 3: Cross multiply
    20,353.86x = 30,527.58 × 5,563.92
  4. Step 4: Simplify right side
    20,353.86x = 169,853,012.91
  5. Step 5: Solve for x
    x = 169,853,012.91/20,353.86
  6. Step 6: Final answer
    x = 8,345.00

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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.