Home / 18,725.04-25,837.92-10,764.36

Finding the Fourth Proportional to 18,725.04, 25,837.92 and 10,764.36

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Solution

The fourth proportional to 18,725.04, 25,837.92 and 10,764.36 is: 14,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.04 : 25,837.92 = 10,764.36 : x
  2. Step 2: Convert to fraction form
    18,725.04/25,837.92 = 10,764.36/x
  3. Step 3: Cross multiply
    18,725.04x = 25,837.92 × 10,764.36
  4. Step 4: Simplify right side
    18,725.04x = 278,128,672.53
  5. Step 5: Solve for x
    x = 278,128,672.53/18,725.04
  6. Step 6: Final answer
    x = 14,853.30

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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.