Home / 23,611.14-32,582.70-12,999.30

Finding the Fourth Proportional to 23,611.14, 32,582.70 and 12,999.30

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Solution

The fourth proportional to 23,611.14, 32,582.70 and 12,999.30 is: 17,938.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,611.14 : 32,582.70 = 12,999.30 : x
  2. Step 2: Convert to fraction form
    23,611.14/32,582.70 = 12,999.30/x
  3. Step 3: Cross multiply
    23,611.14x = 32,582.70 × 12,999.30
  4. Step 4: Simplify right side
    23,611.14x = 423,552,292.11
  5. Step 5: Solve for x
    x = 423,552,292.11/23,611.14
  6. Step 6: Final answer
    x = 17,938.66

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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.