Home / 21,372.04-32,029.40-16,633.92

Finding the Fourth Proportional to 21,372.04, 32,029.40 and 16,633.92

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Solution

The fourth proportional to 21,372.04, 32,029.40 and 16,633.92 is: 24,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.04 : 32,029.40 = 16,633.92 : x
  2. Step 2: Convert to fraction form
    21,372.04/32,029.40 = 16,633.92/x
  3. Step 3: Cross multiply
    21,372.04x = 32,029.40 × 16,633.92
  4. Step 4: Simplify right side
    21,372.04x = 532,774,394.08
  5. Step 5: Solve for x
    x = 532,774,394.08/21,372.04
  6. Step 6: Final answer
    x = 24,928.58

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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.