Home / 19,304.72-26,625-12,589.84

Finding the Fourth Proportional to 19,304.72, 26,625 and 12,589.84

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Solution

The fourth proportional to 19,304.72, 26,625 and 12,589.84 is: 17,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.72 : 26,625 = 12,589.84 : x
  2. Step 2: Convert to fraction form
    19,304.72/26,625 = 12,589.84/x
  3. Step 3: Cross multiply
    19,304.72x = 26,625 × 12,589.84
  4. Step 4: Simplify right side
    19,304.72x = 335,204,490
  5. Step 5: Solve for x
    x = 335,204,490/19,304.72
  6. Step 6: Final answer
    x = 17,363.86

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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.