Home / 51,522.65-77,269.70-18,238.34

Finding the Fourth Proportional to 51,522.65, 77,269.70 and 18,238.34

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Solution

The fourth proportional to 51,522.65, 77,269.70 and 18,238.34 is: 27,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522.65 : 77,269.70 = 18,238.34 : x
  2. Step 2: Convert to fraction form
    51,522.65/77,269.70 = 18,238.34/x
  3. Step 3: Cross multiply
    51,522.65x = 77,269.70 × 18,238.34
  4. Step 4: Simplify right side
    51,522.65x = 1,409,270,673.95
  5. Step 5: Solve for x
    x = 1,409,270,673.95/51,522.65
  6. Step 6: Final answer
    x = 27,352.45

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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.