Home / 45,942.58-63,424.38-39,299.57

Finding the Fourth Proportional to 45,942.58, 63,424.38 and 39,299.57

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Solution

The fourth proportional to 45,942.58, 63,424.38 and 39,299.57 is: 54,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,942.58 : 63,424.38 = 39,299.57 : x
  2. Step 2: Convert to fraction form
    45,942.58/63,424.38 = 39,299.57/x
  3. Step 3: Cross multiply
    45,942.58x = 63,424.38 × 39,299.57
  4. Step 4: Simplify right side
    45,942.58x = 2,492,550,861.52
  5. Step 5: Solve for x
    x = 2,492,550,861.52/45,942.58
  6. Step 6: Final answer
    x = 54,253.61

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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.