Home / 19,229.60-28,844.40-16,464.80

Finding the Fourth Proportional to 19,229.60, 28,844.40 and 16,464.80

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Solution

The fourth proportional to 19,229.60, 28,844.40 and 16,464.80 is: 24,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.60 : 28,844.40 = 16,464.80 : x
  2. Step 2: Convert to fraction form
    19,229.60/28,844.40 = 16,464.80/x
  3. Step 3: Cross multiply
    19,229.60x = 28,844.40 × 16,464.80
  4. Step 4: Simplify right side
    19,229.60x = 474,917,277.12
  5. Step 5: Solve for x
    x = 474,917,277.12/19,229.60
  6. Step 6: Final answer
    x = 24,697.20

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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.