Home / 12,582.48-17,363.40-6,993.36

Finding the Fourth Proportional to 12,582.48, 17,363.40 and 6,993.36

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Solution

The fourth proportional to 12,582.48, 17,363.40 and 6,993.36 is: 9,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.48 : 17,363.40 = 6,993.36 : x
  2. Step 2: Convert to fraction form
    12,582.48/17,363.40 = 6,993.36/x
  3. Step 3: Cross multiply
    12,582.48x = 17,363.40 × 6,993.36
  4. Step 4: Simplify right side
    12,582.48x = 121,428,507.02
  5. Step 5: Solve for x
    x = 121,428,507.02/12,582.48
  6. Step 6: Final answer
    x = 9,650.60

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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.