Home / 45,541.43-68,304.41-12,254.07

Finding the Fourth Proportional to 45,541.43, 68,304.41 and 12,254.07

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Solution

The fourth proportional to 45,541.43, 68,304.41 and 12,254.07 is: 18,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,541.43 : 68,304.41 = 12,254.07 : x
  2. Step 2: Convert to fraction form
    45,541.43/68,304.41 = 12,254.07/x
  3. Step 3: Cross multiply
    45,541.43x = 68,304.41 × 12,254.07
  4. Step 4: Simplify right side
    45,541.43x = 837,007,235.15
  5. Step 5: Solve for x
    x = 837,007,235.15/45,541.43
  6. Step 6: Final answer
    x = 18,379.03

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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.