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Finding the Fourth Proportional to 30,042.54, 41,452.29 and 17,460.54

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Solution

The fourth proportional to 30,042.54, 41,452.29 and 17,460.54 is: 24,091.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.54 : 41,452.29 = 17,460.54 : x
  2. Step 2: Convert to fraction form
    30,042.54/41,452.29 = 17,460.54/x
  3. Step 3: Cross multiply
    30,042.54x = 41,452.29 × 17,460.54
  4. Step 4: Simplify right side
    30,042.54x = 723,779,367.64
  5. Step 5: Solve for x
    x = 723,779,367.64/30,042.54
  6. Step 6: Final answer
    x = 24,091.82

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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.