Home / 12,999.68-19,495.26-4,232.48

Finding the Fourth Proportional to 12,999.68, 19,495.26 and 4,232.48

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Solution

The fourth proportional to 12,999.68, 19,495.26 and 4,232.48 is: 6,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999.68 : 19,495.26 = 4,232.48 : x
  2. Step 2: Convert to fraction form
    12,999.68/19,495.26 = 4,232.48/x
  3. Step 3: Cross multiply
    12,999.68x = 19,495.26 × 4,232.48
  4. Step 4: Simplify right side
    12,999.68x = 82,513,298.04
  5. Step 5: Solve for x
    x = 82,513,298.04/12,999.68
  6. Step 6: Final answer
    x = 6,347.33

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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.