Home / 12,725.64-17,560.50-7,060.16

Finding the Fourth Proportional to 12,725.64, 17,560.50 and 7,060.16

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Solution

The fourth proportional to 12,725.64, 17,560.50 and 7,060.16 is: 9,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.64 : 17,560.50 = 7,060.16 : x
  2. Step 2: Convert to fraction form
    12,725.64/17,560.50 = 7,060.16/x
  3. Step 3: Cross multiply
    12,725.64x = 17,560.50 × 7,060.16
  4. Step 4: Simplify right side
    12,725.64x = 123,979,939.68
  5. Step 5: Solve for x
    x = 123,979,939.68/12,725.64
  6. Step 6: Final answer
    x = 9,742.53

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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.