Home / 28,446.44-42,669.48-15,305

Finding the Fourth Proportional to 28,446.44, 42,669.48 and 15,305

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Solution

The fourth proportional to 28,446.44, 42,669.48 and 15,305 is: 22,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446.44 : 42,669.48 = 15,305 : x
  2. Step 2: Convert to fraction form
    28,446.44/42,669.48 = 15,305/x
  3. Step 3: Cross multiply
    28,446.44x = 42,669.48 × 15,305
  4. Step 4: Simplify right side
    28,446.44x = 653,056,391.40
  5. Step 5: Solve for x
    x = 653,056,391.40/28,446.44
  6. Step 6: Final answer
    x = 22,957.40

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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.