Home / 51,322.65-76,954.58-15,774.72

Finding the Fourth Proportional to 51,322.65, 76,954.58 and 15,774.72

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Solution

The fourth proportional to 51,322.65, 76,954.58 and 15,774.72 is: 23,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,322.65 : 76,954.58 = 15,774.72 : x
  2. Step 2: Convert to fraction form
    51,322.65/76,954.58 = 15,774.72/x
  3. Step 3: Cross multiply
    51,322.65x = 76,954.58 × 15,774.72
  4. Step 4: Simplify right side
    51,322.65x = 1,213,936,952.22
  5. Step 5: Solve for x
    x = 1,213,936,952.22/51,322.65
  6. Step 6: Final answer
    x = 23,653.05

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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.