Home / 25,546.79-35,256.75-14,215.97

Finding the Fourth Proportional to 25,546.79, 35,256.75 and 14,215.97

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Solution

The fourth proportional to 25,546.79, 35,256.75 and 14,215.97 is: 19,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.79 : 35,256.75 = 14,215.97 : x
  2. Step 2: Convert to fraction form
    25,546.79/35,256.75 = 14,215.97/x
  3. Step 3: Cross multiply
    25,546.79x = 35,256.75 × 14,215.97
  4. Step 4: Simplify right side
    25,546.79x = 501,208,900.30
  5. Step 5: Solve for x
    x = 501,208,900.30/25,546.79
  6. Step 6: Final answer
    x = 19,619.25

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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.