Home / 43,563.84-65,348.64-18,589.92

Finding the Fourth Proportional to 43,563.84, 65,348.64 and 18,589.92

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Solution

The fourth proportional to 43,563.84, 65,348.64 and 18,589.92 is: 27,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,563.84 : 65,348.64 = 18,589.92 : x
  2. Step 2: Convert to fraction form
    43,563.84/65,348.64 = 18,589.92/x
  3. Step 3: Cross multiply
    43,563.84x = 65,348.64 × 18,589.92
  4. Step 4: Simplify right side
    43,563.84x = 1,214,825,989.71
  5. Step 5: Solve for x
    x = 1,214,825,989.71/43,563.84
  6. Step 6: Final answer
    x = 27,886.11

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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.