Home / 30,403.32-41,963.58-17,832.12

Finding the Fourth Proportional to 30,403.32, 41,963.58 and 17,832.12

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Solution

The fourth proportional to 30,403.32, 41,963.58 and 17,832.12 is: 24,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,403.32 : 41,963.58 = 17,832.12 : x
  2. Step 2: Convert to fraction form
    30,403.32/41,963.58 = 17,832.12/x
  3. Step 3: Cross multiply
    30,403.32x = 41,963.58 × 17,832.12
  4. Step 4: Simplify right side
    30,403.32x = 748,299,594.19
  5. Step 5: Solve for x
    x = 748,299,594.19/30,403.32
  6. Step 6: Final answer
    x = 24,612.43

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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.