Home / 46,267.60-69,391-21,283.66

Finding the Fourth Proportional to 46,267.60, 69,391 and 21,283.66

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Solution

The fourth proportional to 46,267.60, 69,391 and 21,283.66 is: 31,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,267.60 : 69,391 = 21,283.66 : x
  2. Step 2: Convert to fraction form
    46,267.60/69,391 = 21,283.66/x
  3. Step 3: Cross multiply
    46,267.60x = 69,391 × 21,283.66
  4. Step 4: Simplify right side
    46,267.60x = 1,476,894,451.06
  5. Step 5: Solve for x
    x = 1,476,894,451.06/46,267.60
  6. Step 6: Final answer
    x = 31,920.71

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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.