Home / 15,513.75-23,273.87-6,279.75

Finding the Fourth Proportional to 15,513.75, 23,273.87 and 6,279.75

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Solution

The fourth proportional to 15,513.75, 23,273.87 and 6,279.75 is: 9,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.75 : 23,273.87 = 6,279.75 : x
  2. Step 2: Convert to fraction form
    15,513.75/23,273.87 = 6,279.75/x
  3. Step 3: Cross multiply
    15,513.75x = 23,273.87 × 6,279.75
  4. Step 4: Simplify right side
    15,513.75x = 146,154,053.73
  5. Step 5: Solve for x
    x = 146,154,053.73/15,513.75
  6. Step 6: Final answer
    x = 9,420.94

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1.5x scale

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.