Home / 50,909.14-76,345.41-17,620.18

Finding the Fourth Proportional to 50,909.14, 76,345.41 and 17,620.18

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Solution

The fourth proportional to 50,909.14, 76,345.41 and 17,620.18 is: 26,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,909.14 : 76,345.41 = 17,620.18 : x
  2. Step 2: Convert to fraction form
    50,909.14/76,345.41 = 17,620.18/x
  3. Step 3: Cross multiply
    50,909.14x = 76,345.41 × 17,620.18
  4. Step 4: Simplify right side
    50,909.14x = 1,345,219,866.37
  5. Step 5: Solve for x
    x = 1,345,219,866.37/50,909.14
  6. Step 6: Final answer
    x = 26,423.94

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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.