Home / 19,942.60-29,913.90-16,832.20

Finding the Fourth Proportional to 19,942.60, 29,913.90 and 16,832.20

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Solution

The fourth proportional to 19,942.60, 29,913.90 and 16,832.20 is: 25,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.60 : 29,913.90 = 16,832.20 : x
  2. Step 2: Convert to fraction form
    19,942.60/29,913.90 = 16,832.20/x
  3. Step 3: Cross multiply
    19,942.60x = 29,913.90 × 16,832.20
  4. Step 4: Simplify right side
    19,942.60x = 503,516,747.58
  5. Step 5: Solve for x
    x = 503,516,747.58/19,942.60
  6. Step 6: Final answer
    x = 25,248.30

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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.