Home / 19,925.30-27,467.41-12,754.16

Finding the Fourth Proportional to 19,925.30, 27,467.41 and 12,754.16

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Solution

The fourth proportional to 19,925.30, 27,467.41 and 12,754.16 is: 17,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.30 : 27,467.41 = 12,754.16 : x
  2. Step 2: Convert to fraction form
    19,925.30/27,467.41 = 12,754.16/x
  3. Step 3: Cross multiply
    19,925.30x = 27,467.41 × 12,754.16
  4. Step 4: Simplify right side
    19,925.30x = 350,323,741.93
  5. Step 5: Solve for x
    x = 350,323,741.93/19,925.30
  6. Step 6: Final answer
    x = 17,581.86

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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.