Home / 45,969.13-68,934.23-14,370.70

Finding the Fourth Proportional to 45,969.13, 68,934.23 and 14,370.70

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Solution

The fourth proportional to 45,969.13, 68,934.23 and 14,370.70 is: 21,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969.13 : 68,934.23 = 14,370.70 : x
  2. Step 2: Convert to fraction form
    45,969.13/68,934.23 = 14,370.70/x
  3. Step 3: Cross multiply
    45,969.13x = 68,934.23 × 14,370.70
  4. Step 4: Simplify right side
    45,969.13x = 990,633,431.57
  5. Step 5: Solve for x
    x = 990,633,431.57/45,969.13
  6. Step 6: Final answer
    x = 21,549.97

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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.