Home / 25,677.89-38,533.35-12,523.08

Finding the Fourth Proportional to 25,677.89, 38,533.35 and 12,523.08

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Solution

The fourth proportional to 25,677.89, 38,533.35 and 12,523.08 is: 18,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,677.89 : 38,533.35 = 12,523.08 : x
  2. Step 2: Convert to fraction form
    25,677.89/38,533.35 = 12,523.08/x
  3. Step 3: Cross multiply
    25,677.89x = 38,533.35 × 12,523.08
  4. Step 4: Simplify right side
    25,677.89x = 482,556,224.72
  5. Step 5: Solve for x
    x = 482,556,224.72/25,677.89
  6. Step 6: Final answer
    x = 18,792.67

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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.