Home / 30,524.44-42,108.86-19,207.96

Finding the Fourth Proportional to 30,524.44, 42,108.86 and 19,207.96

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Solution

The fourth proportional to 30,524.44, 42,108.86 and 19,207.96 is: 26,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,524.44 : 42,108.86 = 19,207.96 : x
  2. Step 2: Convert to fraction form
    30,524.44/42,108.86 = 19,207.96/x
  3. Step 3: Cross multiply
    30,524.44x = 42,108.86 × 19,207.96
  4. Step 4: Simplify right side
    30,524.44x = 808,825,298.53
  5. Step 5: Solve for x
    x = 808,825,298.53/30,524.44
  6. Step 6: Final answer
    x = 26,497.63

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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.