Home / 51,976.12-77,966.12-23,507.65

Finding the Fourth Proportional to 51,976.12, 77,966.12 and 23,507.65

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Solution

The fourth proportional to 51,976.12, 77,966.12 and 23,507.65 is: 35,262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,976.12 : 77,966.12 = 23,507.65 : x
  2. Step 2: Convert to fraction form
    51,976.12/77,966.12 = 23,507.65/x
  3. Step 3: Cross multiply
    51,976.12x = 77,966.12 × 23,507.65
  4. Step 4: Simplify right side
    51,976.12x = 1,832,800,563.23
  5. Step 5: Solve for x
    x = 1,832,800,563.23/51,976.12
  6. Step 6: Final answer
    x = 35,262.36

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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.