Home / 23,523.12-32,460.89-12,912.93

Finding the Fourth Proportional to 23,523.12, 32,460.89 and 12,912.93

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Solution

The fourth proportional to 23,523.12, 32,460.89 and 12,912.93 is: 17,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,523.12 : 32,460.89 = 12,912.93 : x
  2. Step 2: Convert to fraction form
    23,523.12/32,460.89 = 12,912.93/x
  3. Step 3: Cross multiply
    23,523.12x = 32,460.89 × 12,912.93
  4. Step 4: Simplify right side
    23,523.12x = 419,165,135.74
  5. Step 5: Solve for x
    x = 419,165,135.74/23,523.12
  6. Step 6: Final answer
    x = 17,819.28

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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.