Home / 25,573.36-38,415.92-18,225.04

Finding the Fourth Proportional to 25,573.36, 38,415.92 and 18,225.04

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Solution

The fourth proportional to 25,573.36, 38,415.92 and 18,225.04 is: 27,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,573.36 : 38,415.92 = 18,225.04 : x
  2. Step 2: Convert to fraction form
    25,573.36/38,415.92 = 18,225.04/x
  3. Step 3: Cross multiply
    25,573.36x = 38,415.92 × 18,225.04
  4. Step 4: Simplify right side
    25,573.36x = 700,131,678.64
  5. Step 5: Solve for x
    x = 700,131,678.64/25,573.36
  6. Step 6: Final answer
    x = 27,377.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.