Home / 36,178.16-54,275.68-11,216.90

Finding the Fourth Proportional to 36,178.16, 54,275.68 and 11,216.90

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Solution

The fourth proportional to 36,178.16, 54,275.68 and 11,216.90 is: 16,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.16 : 54,275.68 = 11,216.90 : x
  2. Step 2: Convert to fraction form
    36,178.16/54,275.68 = 11,216.90/x
  3. Step 3: Cross multiply
    36,178.16x = 54,275.68 × 11,216.90
  4. Step 4: Simplify right side
    36,178.16x = 608,804,874.99
  5. Step 5: Solve for x
    x = 608,804,874.99/36,178.16
  6. Step 6: Final answer
    x = 16,827.97

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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.