Home / 12,513.50-17,268.63-6,925.34

Finding the Fourth Proportional to 12,513.50, 17,268.63 and 6,925.34

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Solution

The fourth proportional to 12,513.50, 17,268.63 and 6,925.34 is: 9,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513.50 : 17,268.63 = 6,925.34 : x
  2. Step 2: Convert to fraction form
    12,513.50/17,268.63 = 6,925.34/x
  3. Step 3: Cross multiply
    12,513.50x = 17,268.63 × 6,925.34
  4. Step 4: Simplify right side
    12,513.50x = 119,591,134.08
  5. Step 5: Solve for x
    x = 119,591,134.08/12,513.50
  6. Step 6: Final answer
    x = 9,556.97

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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.