Home / 45,790.38-68,686.79-14,625.63

Finding the Fourth Proportional to 45,790.38, 68,686.79 and 14,625.63

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Solution

The fourth proportional to 45,790.38, 68,686.79 and 14,625.63 is: 21,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,790.38 : 68,686.79 = 14,625.63 : x
  2. Step 2: Convert to fraction form
    45,790.38/68,686.79 = 14,625.63/x
  3. Step 3: Cross multiply
    45,790.38x = 68,686.79 × 14,625.63
  4. Step 4: Simplify right side
    45,790.38x = 1,004,587,503.30
  5. Step 5: Solve for x
    x = 1,004,587,503.30/45,790.38
  6. Step 6: Final answer
    x = 21,938.83

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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.