Home / 25,889.92-35,707.52-16,805.36

Finding the Fourth Proportional to 25,889.92, 35,707.52 and 16,805.36

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Solution

The fourth proportional to 25,889.92, 35,707.52 and 16,805.36 is: 23,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,889.92 : 35,707.52 = 16,805.36 : x
  2. Step 2: Convert to fraction form
    25,889.92/35,707.52 = 16,805.36/x
  3. Step 3: Cross multiply
    25,889.92x = 35,707.52 × 16,805.36
  4. Step 4: Simplify right side
    25,889.92x = 600,077,728.31
  5. Step 5: Solve for x
    x = 600,077,728.31/25,889.92
  6. Step 6: Final answer
    x = 23,178.04

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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.