Home / 25,039.56-34,553.23-13,706.79

Finding the Fourth Proportional to 25,039.56, 34,553.23 and 13,706.79

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Solution

The fourth proportional to 25,039.56, 34,553.23 and 13,706.79 is: 18,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,039.56 : 34,553.23 = 13,706.79 : x
  2. Step 2: Convert to fraction form
    25,039.56/34,553.23 = 13,706.79/x
  3. Step 3: Cross multiply
    25,039.56x = 34,553.23 × 13,706.79
  4. Step 4: Simplify right side
    25,039.56x = 473,614,072.23
  5. Step 5: Solve for x
    x = 473,614,072.23/25,039.56
  6. Step 6: Final answer
    x = 18,914.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.