Home / 35,992.58-54,005.28-18,474.72

Finding the Fourth Proportional to 35,992.58, 54,005.28 and 18,474.72

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Solution

The fourth proportional to 35,992.58, 54,005.28 and 18,474.72 is: 27,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,992.58 : 54,005.28 = 18,474.72 : x
  2. Step 2: Convert to fraction form
    35,992.58/54,005.28 = 18,474.72/x
  3. Step 3: Cross multiply
    35,992.58x = 54,005.28 × 18,474.72
  4. Step 4: Simplify right side
    35,992.58x = 997,732,426.52
  5. Step 5: Solve for x
    x = 997,732,426.52/35,992.58
  6. Step 6: Final answer
    x = 27,720.50

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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.