Home / 27,905.18-41,858.12-8,184.14

Finding the Fourth Proportional to 27,905.18, 41,858.12 and 8,184.14

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Solution

The fourth proportional to 27,905.18, 41,858.12 and 8,184.14 is: 12,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.18 : 41,858.12 = 8,184.14 : x
  2. Step 2: Convert to fraction form
    27,905.18/41,858.12 = 8,184.14/x
  3. Step 3: Cross multiply
    27,905.18x = 41,858.12 × 8,184.14
  4. Step 4: Simplify right side
    27,905.18x = 342,572,871.77
  5. Step 5: Solve for x
    x = 342,572,871.77/27,905.18
  6. Step 6: Final answer
    x = 12,276.32

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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.