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Finding the Fourth Proportional to 48,483.09, 72,725.04 and 15,208.29

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Solution

The fourth proportional to 48,483.09, 72,725.04 and 15,208.29 is: 22,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,483.09 : 72,725.04 = 15,208.29 : x
  2. Step 2: Convert to fraction form
    48,483.09/72,725.04 = 15,208.29/x
  3. Step 3: Cross multiply
    48,483.09x = 72,725.04 × 15,208.29
  4. Step 4: Simplify right side
    48,483.09x = 1,106,023,498.58
  5. Step 5: Solve for x
    x = 1,106,023,498.58/48,483.09
  6. Step 6: Final answer
    x = 22,812.56

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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.