Home / 51,289.20-76,924.08-18,001.44

Finding the Fourth Proportional to 51,289.20, 76,924.08 and 18,001.44

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Solution

The fourth proportional to 51,289.20, 76,924.08 and 18,001.44 is: 26,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,289.20 : 76,924.08 = 18,001.44 : x
  2. Step 2: Convert to fraction form
    51,289.20/76,924.08 = 18,001.44/x
  3. Step 3: Cross multiply
    51,289.20x = 76,924.08 × 18,001.44
  4. Step 4: Simplify right side
    51,289.20x = 1,384,744,210.68
  5. Step 5: Solve for x
    x = 1,384,744,210.68/51,289.20
  6. Step 6: Final answer
    x = 26,998.75

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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.