Home / 23,126.90-34,687.67-6,488.28

Finding the Fourth Proportional to 23,126.90, 34,687.67 and 6,488.28

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Solution

The fourth proportional to 23,126.90, 34,687.67 and 6,488.28 is: 9,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.90 : 34,687.67 = 6,488.28 : x
  2. Step 2: Convert to fraction form
    23,126.90/34,687.67 = 6,488.28/x
  3. Step 3: Cross multiply
    23,126.90x = 34,687.67 × 6,488.28
  4. Step 4: Simplify right side
    23,126.90x = 225,063,283.07
  5. Step 5: Solve for x
    x = 225,063,283.07/23,126.90
  6. Step 6: Final answer
    x = 9,731.67

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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.