Home / 25,914.72-38,872.09-14,301.75

Finding the Fourth Proportional to 25,914.72, 38,872.09 and 14,301.75

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Solution

The fourth proportional to 25,914.72, 38,872.09 and 14,301.75 is: 21,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,914.72 : 38,872.09 = 14,301.75 : x
  2. Step 2: Convert to fraction form
    25,914.72/38,872.09 = 14,301.75/x
  3. Step 3: Cross multiply
    25,914.72x = 38,872.09 × 14,301.75
  4. Step 4: Simplify right side
    25,914.72x = 555,938,913.16
  5. Step 5: Solve for x
    x = 555,938,913.16/25,914.72
  6. Step 6: Final answer
    x = 21,452.63

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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.