Home / 20,631.02-30,941.57-9,527.04

Finding the Fourth Proportional to 20,631.02, 30,941.57 and 9,527.04

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Solution

The fourth proportional to 20,631.02, 30,941.57 and 9,527.04 is: 14,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,631.02 : 30,941.57 = 9,527.04 : x
  2. Step 2: Convert to fraction form
    20,631.02/30,941.57 = 9,527.04/x
  3. Step 3: Cross multiply
    20,631.02x = 30,941.57 × 9,527.04
  4. Step 4: Simplify right side
    20,631.02x = 294,781,575.05
  5. Step 5: Solve for x
    x = 294,781,575.05/20,631.02
  6. Step 6: Final answer
    x = 14,288.27

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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.