Home / 46,133.28-69,197.22-12,855.24

Finding the Fourth Proportional to 46,133.28, 69,197.22 and 12,855.24

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Solution

The fourth proportional to 46,133.28, 69,197.22 and 12,855.24 is: 19,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,133.28 : 69,197.22 = 12,855.24 : x
  2. Step 2: Convert to fraction form
    46,133.28/69,197.22 = 12,855.24/x
  3. Step 3: Cross multiply
    46,133.28x = 69,197.22 × 12,855.24
  4. Step 4: Simplify right side
    46,133.28x = 889,546,870.43
  5. Step 5: Solve for x
    x = 889,546,870.43/46,133.28
  6. Step 6: Final answer
    x = 19,282.11

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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.