Home / 30,392.30-41,937.18-16,962.30

Finding the Fourth Proportional to 30,392.30, 41,937.18 and 16,962.30

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Solution

The fourth proportional to 30,392.30, 41,937.18 and 16,962.30 is: 23,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.30 : 41,937.18 = 16,962.30 : x
  2. Step 2: Convert to fraction form
    30,392.30/41,937.18 = 16,962.30/x
  3. Step 3: Cross multiply
    30,392.30x = 41,937.18 × 16,962.30
  4. Step 4: Simplify right side
    30,392.30x = 711,351,028.31
  5. Step 5: Solve for x
    x = 711,351,028.31/30,392.30
  6. Step 6: Final answer
    x = 23,405.64

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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.