Home / 30,432.48-41,993.28-17,003.76

Finding the Fourth Proportional to 30,432.48, 41,993.28 and 17,003.76

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Solution

The fourth proportional to 30,432.48, 41,993.28 and 17,003.76 is: 23,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,432.48 : 41,993.28 = 17,003.76 : x
  2. Step 2: Convert to fraction form
    30,432.48/41,993.28 = 17,003.76/x
  3. Step 3: Cross multiply
    30,432.48x = 41,993.28 × 17,003.76
  4. Step 4: Simplify right side
    30,432.48x = 714,043,654.73
  5. Step 5: Solve for x
    x = 714,043,654.73/30,432.48
  6. Step 6: Final answer
    x = 23,463.21

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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.