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Finding the Fourth Proportional to 16,590.56, 24,873.48 and 7,228.80

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Solution

The fourth proportional to 16,590.56, 24,873.48 and 7,228.80 is: 10,837.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.56 : 24,873.48 = 7,228.80 : x
  2. Step 2: Convert to fraction form
    16,590.56/24,873.48 = 7,228.80/x
  3. Step 3: Cross multiply
    16,590.56x = 24,873.48 × 7,228.80
  4. Step 4: Simplify right side
    16,590.56x = 179,805,412.22
  5. Step 5: Solve for x
    x = 179,805,412.22/16,590.56
  6. Step 6: Final answer
    x = 10,837.82

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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.