Home / 45,057.52-67,586.26-12,225.52

Finding the Fourth Proportional to 45,057.52, 67,586.26 and 12,225.52

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Solution

The fourth proportional to 45,057.52, 67,586.26 and 12,225.52 is: 18,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,057.52 : 67,586.26 = 12,225.52 : x
  2. Step 2: Convert to fraction form
    45,057.52/67,586.26 = 12,225.52/x
  3. Step 3: Cross multiply
    45,057.52x = 67,586.26 × 12,225.52
  4. Step 4: Simplify right side
    45,057.52x = 826,277,173.36
  5. Step 5: Solve for x
    x = 826,277,173.36/45,057.52
  6. Step 6: Final answer
    x = 18,338.27

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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.