Home / 51,216.77-76,834.22-15,677.30

Finding the Fourth Proportional to 51,216.77, 76,834.22 and 15,677.30

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Solution

The fourth proportional to 51,216.77, 76,834.22 and 15,677.30 is: 23,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,216.77 : 76,834.22 = 15,677.30 : x
  2. Step 2: Convert to fraction form
    51,216.77/76,834.22 = 15,677.30/x
  3. Step 3: Cross multiply
    51,216.77x = 76,834.22 × 15,677.30
  4. Step 4: Simplify right side
    51,216.77x = 1,204,552,654.65
  5. Step 5: Solve for x
    x = 1,204,552,654.65/51,216.77
  6. Step 6: Final answer
    x = 23,518.72

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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.