Home / 18,458.24-27,697.08-14,103.68

Finding the Fourth Proportional to 18,458.24, 27,697.08 and 14,103.68

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Solution

The fourth proportional to 18,458.24, 27,697.08 and 14,103.68 is: 21,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458.24 : 27,697.08 = 14,103.68 : x
  2. Step 2: Convert to fraction form
    18,458.24/27,697.08 = 14,103.68/x
  3. Step 3: Cross multiply
    18,458.24x = 27,697.08 × 14,103.68
  4. Step 4: Simplify right side
    18,458.24x = 390,630,753.25
  5. Step 5: Solve for x
    x = 390,630,753.25/18,458.24
  6. Step 6: Final answer
    x = 21,162.95

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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.