Home / 21,905.60-32,838.96-16,352.24

Finding the Fourth Proportional to 21,905.60, 32,838.96 and 16,352.24

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Solution

The fourth proportional to 21,905.60, 32,838.96 and 16,352.24 is: 24,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,905.60 : 32,838.96 = 16,352.24 : x
  2. Step 2: Convert to fraction form
    21,905.60/32,838.96 = 16,352.24/x
  3. Step 3: Cross multiply
    21,905.60x = 32,838.96 × 16,352.24
  4. Step 4: Simplify right side
    21,905.60x = 536,990,555.27
  5. Step 5: Solve for x
    x = 536,990,555.27/21,905.60
  6. Step 6: Final answer
    x = 24,513.85

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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.