Home / 25,642.97-35,359.40-16,673.84

Finding the Fourth Proportional to 25,642.97, 35,359.40 and 16,673.84

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Solution

The fourth proportional to 25,642.97, 35,359.40 and 16,673.84 is: 22,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.97 : 35,359.40 = 16,673.84 : x
  2. Step 2: Convert to fraction form
    25,642.97/35,359.40 = 16,673.84/x
  3. Step 3: Cross multiply
    25,642.97x = 35,359.40 × 16,673.84
  4. Step 4: Simplify right side
    25,642.97x = 589,576,978.10
  5. Step 5: Solve for x
    x = 589,576,978.10/25,642.97
  6. Step 6: Final answer
    x = 22,991.76

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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.