Home / 31,302.72-46,934.91-14,667.89

Finding the Fourth Proportional to 31,302.72, 46,934.91 and 14,667.89

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Solution

The fourth proportional to 31,302.72, 46,934.91 and 14,667.89 is: 21,992.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.72 : 46,934.91 = 14,667.89 : x
  2. Step 2: Convert to fraction form
    31,302.72/46,934.91 = 14,667.89/x
  3. Step 3: Cross multiply
    31,302.72x = 46,934.91 × 14,667.89
  4. Step 4: Simplify right side
    31,302.72x = 688,435,862.37
  5. Step 5: Solve for x
    x = 688,435,862.37/31,302.72
  6. Step 6: Final answer
    x = 21,992.84

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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.