Home / 25,524.36-35,215.49-15,449.58

Finding the Fourth Proportional to 25,524.36, 35,215.49 and 15,449.58

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Solution

The fourth proportional to 25,524.36, 35,215.49 and 15,449.58 is: 21,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,524.36 : 35,215.49 = 15,449.58 : x
  2. Step 2: Convert to fraction form
    25,524.36/35,215.49 = 15,449.58/x
  3. Step 3: Cross multiply
    25,524.36x = 35,215.49 × 15,449.58
  4. Step 4: Simplify right side
    25,524.36x = 544,064,529.99
  5. Step 5: Solve for x
    x = 544,064,529.99/25,524.36
  6. Step 6: Final answer
    x = 21,315.50

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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.