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Finding the Fourth Proportional to 45,305.57, 67,941.04 and 14,903.63

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Solution

The fourth proportional to 45,305.57, 67,941.04 and 14,903.63 is: 22,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,305.57 : 67,941.04 = 14,903.63 : x
  2. Step 2: Convert to fraction form
    45,305.57/67,941.04 = 14,903.63/x
  3. Step 3: Cross multiply
    45,305.57x = 67,941.04 × 14,903.63
  4. Step 4: Simplify right side
    45,305.57x = 1,012,568,121.98
  5. Step 5: Solve for x
    x = 1,012,568,121.98/45,305.57
  6. Step 6: Final answer
    x = 22,349.75

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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.