Home / 46,489.11-69,733.05-11,429.07

Finding the Fourth Proportional to 46,489.11, 69,733.05 and 11,429.07

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Solution

The fourth proportional to 46,489.11, 69,733.05 and 11,429.07 is: 17,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,489.11 : 69,733.05 = 11,429.07 : x
  2. Step 2: Convert to fraction form
    46,489.11/69,733.05 = 11,429.07/x
  3. Step 3: Cross multiply
    46,489.11x = 69,733.05 × 11,429.07
  4. Step 4: Simplify right side
    46,489.11x = 796,983,909.76
  5. Step 5: Solve for x
    x = 796,983,909.76/46,489.11
  6. Step 6: Final answer
    x = 17,143.45

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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.