Home / 25,910.40-35,732.88-16,955.04

Finding the Fourth Proportional to 25,910.40, 35,732.88 and 16,955.04

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Solution

The fourth proportional to 25,910.40, 35,732.88 and 16,955.04 is: 23,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.40 : 35,732.88 = 16,955.04 : x
  2. Step 2: Convert to fraction form
    25,910.40/35,732.88 = 16,955.04/x
  3. Step 3: Cross multiply
    25,910.40x = 35,732.88 × 16,955.04
  4. Step 4: Simplify right side
    25,910.40x = 605,852,409.72
  5. Step 5: Solve for x
    x = 605,852,409.72/25,910.40
  6. Step 6: Final answer
    x = 23,382.60

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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.