Home / 30,392.93-41,942.30-16,964.18

Finding the Fourth Proportional to 30,392.93, 41,942.30 and 16,964.18

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Solution

The fourth proportional to 30,392.93, 41,942.30 and 16,964.18 is: 23,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.93 : 41,942.30 = 16,964.18 : x
  2. Step 2: Convert to fraction form
    30,392.93/41,942.30 = 16,964.18/x
  3. Step 3: Cross multiply
    30,392.93x = 41,942.30 × 16,964.18
  4. Step 4: Simplify right side
    30,392.93x = 711,516,726.81
  5. Step 5: Solve for x
    x = 711,516,726.81/30,392.93
  6. Step 6: Final answer
    x = 23,410.60

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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.