Home / 12,999.92-19,501.50-4,232.48

Finding the Fourth Proportional to 12,999.92, 19,501.50 and 4,232.48

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Solution

The fourth proportional to 12,999.92, 19,501.50 and 4,232.48 is: 6,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999.92 : 19,501.50 = 4,232.48 : x
  2. Step 2: Convert to fraction form
    12,999.92/19,501.50 = 4,232.48/x
  3. Step 3: Cross multiply
    12,999.92x = 19,501.50 × 4,232.48
  4. Step 4: Simplify right side
    12,999.92x = 82,539,708.72
  5. Step 5: Solve for x
    x = 82,539,708.72/12,999.92
  6. Step 6: Final answer
    x = 6,349.25

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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.