Home / 25,326.08-37,996.80-12,174.72

Finding the Fourth Proportional to 25,326.08, 37,996.80 and 12,174.72

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Solution

The fourth proportional to 25,326.08, 37,996.80 and 12,174.72 is: 18,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.08 : 37,996.80 = 12,174.72 : x
  2. Step 2: Convert to fraction form
    25,326.08/37,996.80 = 12,174.72/x
  3. Step 3: Cross multiply
    25,326.08x = 37,996.80 × 12,174.72
  4. Step 4: Simplify right side
    25,326.08x = 462,600,400.90
  5. Step 5: Solve for x
    x = 462,600,400.90/25,326.08
  6. Step 6: Final answer
    x = 18,265.77

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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.