Home / 19,627.99-29,432.87-8,528.96

Finding the Fourth Proportional to 19,627.99, 29,432.87 and 8,528.96

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Solution

The fourth proportional to 19,627.99, 29,432.87 and 8,528.96 is: 12,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.99 : 29,432.87 = 8,528.96 : x
  2. Step 2: Convert to fraction form
    19,627.99/29,432.87 = 8,528.96/x
  3. Step 3: Cross multiply
    19,627.99x = 29,432.87 × 8,528.96
  4. Step 4: Simplify right side
    19,627.99x = 251,031,833.84
  5. Step 5: Solve for x
    x = 251,031,833.84/19,627.99
  6. Step 6: Final answer
    x = 12,789.48

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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.