Home / 23,583.11-32,545.20-12,972.74

Finding the Fourth Proportional to 23,583.11, 32,545.20 and 12,972.74

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Solution

The fourth proportional to 23,583.11, 32,545.20 and 12,972.74 is: 17,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,583.11 : 32,545.20 = 12,972.74 : x
  2. Step 2: Convert to fraction form
    23,583.11/32,545.20 = 12,972.74/x
  3. Step 3: Cross multiply
    23,583.11x = 32,545.20 × 12,972.74
  4. Step 4: Simplify right side
    23,583.11x = 422,200,560.29
  5. Step 5: Solve for x
    x = 422,200,560.29/23,583.11
  6. Step 6: Final answer
    x = 17,902.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.