Home / 15,628.06-23,437.23-5,237.38

Finding the Fourth Proportional to 15,628.06, 23,437.23 and 5,237.38

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Solution

The fourth proportional to 15,628.06, 23,437.23 and 5,237.38 is: 7,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.06 : 23,437.23 = 5,237.38 : x
  2. Step 2: Convert to fraction form
    15,628.06/23,437.23 = 5,237.38/x
  3. Step 3: Cross multiply
    15,628.06x = 23,437.23 × 5,237.38
  4. Step 4: Simplify right side
    15,628.06x = 122,749,679.66
  5. Step 5: Solve for x
    x = 122,749,679.66/15,628.06
  6. Step 6: Final answer
    x = 7,854.44

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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.