Home / 15,389.45-23,063.10-8,360.27

Finding the Fourth Proportional to 15,389.45, 23,063.10 and 8,360.27

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Solution

The fourth proportional to 15,389.45, 23,063.10 and 8,360.27 is: 12,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.45 : 23,063.10 = 8,360.27 : x
  2. Step 2: Convert to fraction form
    15,389.45/23,063.10 = 8,360.27/x
  3. Step 3: Cross multiply
    15,389.45x = 23,063.10 × 8,360.27
  4. Step 4: Simplify right side
    15,389.45x = 192,813,627.72
  5. Step 5: Solve for x
    x = 192,813,627.72/15,389.45
  6. Step 6: Final answer
    x = 12,528.95

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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.