Home / 18,284.11-27,437.12-7,895.86

Finding the Fourth Proportional to 18,284.11, 27,437.12 and 7,895.86

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Solution

The fourth proportional to 18,284.11, 27,437.12 and 7,895.86 is: 11,848.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.11 : 27,437.12 = 7,895.86 : x
  2. Step 2: Convert to fraction form
    18,284.11/27,437.12 = 7,895.86/x
  3. Step 3: Cross multiply
    18,284.11x = 27,437.12 × 7,895.86
  4. Step 4: Simplify right side
    18,284.11x = 216,639,658.32
  5. Step 5: Solve for x
    x = 216,639,658.32/18,284.11
  6. Step 6: Final answer
    x = 11,848.52

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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.