Home / 31,287.84-46,819.92-27,176.28

Finding the Fourth Proportional to 31,287.84, 46,819.92 and 27,176.28

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Solution

The fourth proportional to 31,287.84, 46,819.92 and 27,176.28 is: 40,667.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287.84 : 46,819.92 = 27,176.28 : x
  2. Step 2: Convert to fraction form
    31,287.84/46,819.92 = 27,176.28/x
  3. Step 3: Cross multiply
    31,287.84x = 46,819.92 × 27,176.28
  4. Step 4: Simplify right side
    31,287.84x = 1,272,391,255.50
  5. Step 5: Solve for x
    x = 1,272,391,255.50/31,287.84
  6. Step 6: Final answer
    x = 40,667.28

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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.