Home / 23,158.20-31,958.92-14,210.65

Finding the Fourth Proportional to 23,158.20, 31,958.92 and 14,210.65

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Solution

The fourth proportional to 23,158.20, 31,958.92 and 14,210.65 is: 19,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,158.20 : 31,958.92 = 14,210.65 : x
  2. Step 2: Convert to fraction form
    23,158.20/31,958.92 = 14,210.65/x
  3. Step 3: Cross multiply
    23,158.20x = 31,958.92 × 14,210.65
  4. Step 4: Simplify right side
    23,158.20x = 454,157,004.28
  5. Step 5: Solve for x
    x = 454,157,004.28/23,158.20
  6. Step 6: Final answer
    x = 19,611.06

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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.