Home / 45,867.38-68,810.94-14,276.77

Finding the Fourth Proportional to 45,867.38, 68,810.94 and 14,276.77

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Solution

The fourth proportional to 45,867.38, 68,810.94 and 14,276.77 is: 21,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.38 : 68,810.94 = 14,276.77 : x
  2. Step 2: Convert to fraction form
    45,867.38/68,810.94 = 14,276.77/x
  3. Step 3: Cross multiply
    45,867.38x = 68,810.94 × 14,276.77
  4. Step 4: Simplify right side
    45,867.38x = 982,397,791.84
  5. Step 5: Solve for x
    x = 982,397,791.84/45,867.38
  6. Step 6: Final answer
    x = 21,418.23

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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.