Home / 17,765.56-26,652.76-5,285.52

Finding the Fourth Proportional to 17,765.56, 26,652.76 and 5,285.52

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Solution

The fourth proportional to 17,765.56, 26,652.76 and 5,285.52 is: 7,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.56 : 26,652.76 = 5,285.52 : x
  2. Step 2: Convert to fraction form
    17,765.56/26,652.76 = 5,285.52/x
  3. Step 3: Cross multiply
    17,765.56x = 26,652.76 × 5,285.52
  4. Step 4: Simplify right side
    17,765.56x = 140,873,696.04
  5. Step 5: Solve for x
    x = 140,873,696.04/17,765.56
  6. Step 6: Final answer
    x = 7,929.60

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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.