Home / 21,539.44-32,300.96-14,141.92

Finding the Fourth Proportional to 21,539.44, 32,300.96 and 14,141.92

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Solution

The fourth proportional to 21,539.44, 32,300.96 and 14,141.92 is: 21,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,539.44 : 32,300.96 = 14,141.92 : x
  2. Step 2: Convert to fraction form
    21,539.44/32,300.96 = 14,141.92/x
  3. Step 3: Cross multiply
    21,539.44x = 32,300.96 × 14,141.92
  4. Step 4: Simplify right side
    21,539.44x = 456,797,592.24
  5. Step 5: Solve for x
    x = 456,797,592.24/21,539.44
  6. Step 6: Final answer
    x = 21,207.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.