Home / 12,725.54-17,561.35-7,060.66

Finding the Fourth Proportional to 12,725.54, 17,561.35 and 7,060.66

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Solution

The fourth proportional to 12,725.54, 17,561.35 and 7,060.66 is: 9,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.54 : 17,561.35 = 7,060.66 : x
  2. Step 2: Convert to fraction form
    12,725.54/17,561.35 = 7,060.66/x
  3. Step 3: Cross multiply
    12,725.54x = 17,561.35 × 7,060.66
  4. Step 4: Simplify right side
    12,725.54x = 123,994,598.38
  5. Step 5: Solve for x
    x = 123,994,598.38/12,725.54
  6. Step 6: Final answer
    x = 9,743.76

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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.