Home / 25,403.69-38,094.49-13,554.82

Finding the Fourth Proportional to 25,403.69, 38,094.49 and 13,554.82

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Solution

The fourth proportional to 25,403.69, 38,094.49 and 13,554.82 is: 20,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.69 : 38,094.49 = 13,554.82 : x
  2. Step 2: Convert to fraction form
    25,403.69/38,094.49 = 13,554.82/x
  3. Step 3: Cross multiply
    25,403.69x = 38,094.49 × 13,554.82
  4. Step 4: Simplify right side
    25,403.69x = 516,363,815.66
  5. Step 5: Solve for x
    x = 516,363,815.66/25,403.69
  6. Step 6: Final answer
    x = 20,326.34

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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.