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Finding the Fourth Proportional to 12,034.08, 16,608.48 and 7,319.04

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Solution

The fourth proportional to 12,034.08, 16,608.48 and 7,319.04 is: 10,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.08 : 16,608.48 = 7,319.04 : x
  2. Step 2: Convert to fraction form
    12,034.08/16,608.48 = 7,319.04/x
  3. Step 3: Cross multiply
    12,034.08x = 16,608.48 × 7,319.04
  4. Step 4: Simplify right side
    12,034.08x = 121,558,129.46
  5. Step 5: Solve for x
    x = 121,558,129.46/12,034.08
  6. Step 6: Final answer
    x = 10,101.16

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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.