Home / 25,004.97-34,506.88-13,674.29

Finding the Fourth Proportional to 25,004.97, 34,506.88 and 13,674.29

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Solution

The fourth proportional to 25,004.97, 34,506.88 and 13,674.29 is: 18,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.97 : 34,506.88 = 13,674.29 : x
  2. Step 2: Convert to fraction form
    25,004.97/34,506.88 = 13,674.29/x
  3. Step 3: Cross multiply
    25,004.97x = 34,506.88 × 13,674.29
  4. Step 4: Simplify right side
    25,004.97x = 471,856,877.40
  5. Step 5: Solve for x
    x = 471,856,877.40/25,004.97
  6. Step 6: Final answer
    x = 18,870.52

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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.