Home / 20,568.95-30,835.18-10,033.08

Finding the Fourth Proportional to 20,568.95, 30,835.18 and 10,033.08

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Solution

The fourth proportional to 20,568.95, 30,835.18 and 10,033.08 is: 15,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,568.95 : 30,835.18 = 10,033.08 : x
  2. Step 2: Convert to fraction form
    20,568.95/30,835.18 = 10,033.08/x
  3. Step 3: Cross multiply
    20,568.95x = 30,835.18 × 10,033.08
  4. Step 4: Simplify right side
    20,568.95x = 309,371,827.75
  5. Step 5: Solve for x
    x = 309,371,827.75/20,568.95
  6. Step 6: Final answer
    x = 15,040.72

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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.