Home / 29,154.10-40,231.50-17,221.27

Finding the Fourth Proportional to 29,154.10, 40,231.50 and 17,221.27

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Solution

The fourth proportional to 29,154.10, 40,231.50 and 17,221.27 is: 23,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.10 : 40,231.50 = 17,221.27 : x
  2. Step 2: Convert to fraction form
    29,154.10/40,231.50 = 17,221.27/x
  3. Step 3: Cross multiply
    29,154.10x = 40,231.50 × 17,221.27
  4. Step 4: Simplify right side
    29,154.10x = 692,837,524.01
  5. Step 5: Solve for x
    x = 692,837,524.01/29,154.10
  6. Step 6: Final answer
    x = 23,764.67

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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.