Home / 45,227.04-62,392.32-28,220.28

Finding the Fourth Proportional to 45,227.04, 62,392.32 and 28,220.28

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Solution

The fourth proportional to 45,227.04, 62,392.32 and 28,220.28 is: 38,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,227.04 : 62,392.32 = 28,220.28 : x
  2. Step 2: Convert to fraction form
    45,227.04/62,392.32 = 28,220.28/x
  3. Step 3: Cross multiply
    45,227.04x = 62,392.32 × 28,220.28
  4. Step 4: Simplify right side
    45,227.04x = 1,760,728,740.25
  5. Step 5: Solve for x
    x = 1,760,728,740.25/45,227.04
  6. Step 6: Final answer
    x = 38,930.89

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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.