Home / 15,890.50-23,820.25-7,568.29

Finding the Fourth Proportional to 15,890.50, 23,820.25 and 7,568.29

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Solution

The fourth proportional to 15,890.50, 23,820.25 and 7,568.29 is: 11,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,890.50 : 23,820.25 = 7,568.29 : x
  2. Step 2: Convert to fraction form
    15,890.50/23,820.25 = 7,568.29/x
  3. Step 3: Cross multiply
    15,890.50x = 23,820.25 × 7,568.29
  4. Step 4: Simplify right side
    15,890.50x = 180,278,559.87
  5. Step 5: Solve for x
    x = 180,278,559.87/15,890.50
  6. Step 6: Final answer
    x = 11,345.05

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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.