Home / 25,040.13-34,555.41-14,429.49

Finding the Fourth Proportional to 25,040.13, 34,555.41 and 14,429.49

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Solution

The fourth proportional to 25,040.13, 34,555.41 and 14,429.49 is: 19,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.13 : 34,555.41 = 14,429.49 : x
  2. Step 2: Convert to fraction form
    25,040.13/34,555.41 = 14,429.49/x
  3. Step 3: Cross multiply
    25,040.13x = 34,555.41 × 14,429.49
  4. Step 4: Simplify right side
    25,040.13x = 498,616,943.04
  5. Step 5: Solve for x
    x = 498,616,943.04/25,040.13
  6. Step 6: Final answer
    x = 19,912.71

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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.