Home / 25,015.16-34,505.88-16,517.36

Finding the Fourth Proportional to 25,015.16, 34,505.88 and 16,517.36

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Solution

The fourth proportional to 25,015.16, 34,505.88 and 16,517.36 is: 22,784.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.16 : 34,505.88 = 16,517.36 : x
  2. Step 2: Convert to fraction form
    25,015.16/34,505.88 = 16,517.36/x
  3. Step 3: Cross multiply
    25,015.16x = 34,505.88 × 16,517.36
  4. Step 4: Simplify right side
    25,015.16x = 569,946,042.08
  5. Step 5: Solve for x
    x = 569,946,042.08/25,015.16
  6. Step 6: Final answer
    x = 22,784.03

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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.