Home / 10,319.76-15,504.96-6,623.52

Finding the Fourth Proportional to 10,319.76, 15,504.96 and 6,623.52

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Solution

The fourth proportional to 10,319.76, 15,504.96 and 6,623.52 is: 9,951.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.76 : 15,504.96 = 6,623.52 : x
  2. Step 2: Convert to fraction form
    10,319.76/15,504.96 = 6,623.52/x
  3. Step 3: Cross multiply
    10,319.76x = 15,504.96 × 6,623.52
  4. Step 4: Simplify right side
    10,319.76x = 102,697,412.66
  5. Step 5: Solve for x
    x = 102,697,412.66/10,319.76
  6. Step 6: Final answer
    x = 9,951.53

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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.