Home / 12,346.56-17,035.92-7,309.44

Finding the Fourth Proportional to 12,346.56, 17,035.92 and 7,309.44

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Solution

The fourth proportional to 12,346.56, 17,035.92 and 7,309.44 is: 10,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.56 : 17,035.92 = 7,309.44 : x
  2. Step 2: Convert to fraction form
    12,346.56/17,035.92 = 7,309.44/x
  3. Step 3: Cross multiply
    12,346.56x = 17,035.92 × 7,309.44
  4. Step 4: Simplify right side
    12,346.56x = 124,523,035.08
  5. Step 5: Solve for x
    x = 124,523,035.08/12,346.56
  6. Step 6: Final answer
    x = 10,085.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.