Home / 45,622.97-62,999.33-28,656.71

Finding the Fourth Proportional to 45,622.97, 62,999.33 and 28,656.71

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Solution

The fourth proportional to 45,622.97, 62,999.33 and 28,656.71 is: 39,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,622.97 : 62,999.33 = 28,656.71 : x
  2. Step 2: Convert to fraction form
    45,622.97/62,999.33 = 28,656.71/x
  3. Step 3: Cross multiply
    45,622.97x = 62,999.33 × 28,656.71
  4. Step 4: Simplify right side
    45,622.97x = 1,805,353,530.00
  5. Step 5: Solve for x
    x = 1,805,353,530.00/45,622.97
  6. Step 6: Final answer
    x = 39,571.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.