Home / 45,313.68-67,974.06-12,033

Finding the Fourth Proportional to 45,313.68, 67,974.06 and 12,033

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Solution

The fourth proportional to 45,313.68, 67,974.06 and 12,033 is: 18,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313.68 : 67,974.06 = 12,033 : x
  2. Step 2: Convert to fraction form
    45,313.68/67,974.06 = 12,033/x
  3. Step 3: Cross multiply
    45,313.68x = 67,974.06 × 12,033
  4. Step 4: Simplify right side
    45,313.68x = 817,931,863.98
  5. Step 5: Solve for x
    x = 817,931,863.98/45,313.68
  6. Step 6: Final answer
    x = 18,050.44

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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.