Home / 25,003.32-34,504.45-13,672.83

Finding the Fourth Proportional to 25,003.32, 34,504.45 and 13,672.83

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Solution

The fourth proportional to 25,003.32, 34,504.45 and 13,672.83 is: 18,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,003.32 : 34,504.45 = 13,672.83 : x
  2. Step 2: Convert to fraction form
    25,003.32/34,504.45 = 13,672.83/x
  3. Step 3: Cross multiply
    25,003.32x = 34,504.45 × 13,672.83
  4. Step 4: Simplify right side
    25,003.32x = 471,773,574.30
  5. Step 5: Solve for x
    x = 471,773,574.30/25,003.32
  6. Step 6: Final answer
    x = 18,868.44

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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.