Home / 25,623.72-35,364.30-15,016.77

Finding the Fourth Proportional to 25,623.72, 35,364.30 and 15,016.77

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Solution

The fourth proportional to 25,623.72, 35,364.30 and 15,016.77 is: 20,725.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,623.72 : 35,364.30 = 15,016.77 : x
  2. Step 2: Convert to fraction form
    25,623.72/35,364.30 = 15,016.77/x
  3. Step 3: Cross multiply
    25,623.72x = 35,364.30 × 15,016.77
  4. Step 4: Simplify right side
    25,623.72x = 531,057,559.31
  5. Step 5: Solve for x
    x = 531,057,559.31/25,623.72
  6. Step 6: Final answer
    x = 20,725.23

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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.