Home / 30,015.40-41,414.34-17,432.68

Finding the Fourth Proportional to 30,015.40, 41,414.34 and 17,432.68

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Solution

The fourth proportional to 30,015.40, 41,414.34 and 17,432.68 is: 24,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,015.40 : 41,414.34 = 17,432.68 : x
  2. Step 2: Convert to fraction form
    30,015.40/41,414.34 = 17,432.68/x
  3. Step 3: Cross multiply
    30,015.40x = 41,414.34 × 17,432.68
  4. Step 4: Simplify right side
    30,015.40x = 721,962,936.63
  5. Step 5: Solve for x
    x = 721,962,936.63/30,015.40
  6. Step 6: Final answer
    x = 24,053.08

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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.