Home / 51,507.18-77,295.39-18,227.10

Finding the Fourth Proportional to 51,507.18, 77,295.39 and 18,227.10

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Solution

The fourth proportional to 51,507.18, 77,295.39 and 18,227.10 is: 27,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,507.18 : 77,295.39 = 18,227.10 : x
  2. Step 2: Convert to fraction form
    51,507.18/77,295.39 = 18,227.10/x
  3. Step 3: Cross multiply
    51,507.18x = 77,295.39 × 18,227.10
  4. Step 4: Simplify right side
    51,507.18x = 1,408,870,803.07
  5. Step 5: Solve for x
    x = 1,408,870,803.07/51,507.18
  6. Step 6: Final answer
    x = 27,352.90

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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.