Home / 25,643.09-35,359.57-16,673.96

Finding the Fourth Proportional to 25,643.09, 35,359.57 and 16,673.96

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Solution

The fourth proportional to 25,643.09, 35,359.57 and 16,673.96 is: 22,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643.09 : 35,359.57 = 16,673.96 : x
  2. Step 2: Convert to fraction form
    25,643.09/35,359.57 = 16,673.96/x
  3. Step 3: Cross multiply
    25,643.09x = 35,359.57 × 16,673.96
  4. Step 4: Simplify right side
    25,643.09x = 589,583,972.43
  5. Step 5: Solve for x
    x = 589,583,972.43/25,643.09
  6. Step 6: Final answer
    x = 22,991.92

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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.