Home / 14,160.44-19,540.82-7,873.24

Finding the Fourth Proportional to 14,160.44, 19,540.82 and 7,873.24

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Solution

The fourth proportional to 14,160.44, 19,540.82 and 7,873.24 is: 10,864.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.44 : 19,540.82 = 7,873.24 : x
  2. Step 2: Convert to fraction form
    14,160.44/19,540.82 = 7,873.24/x
  3. Step 3: Cross multiply
    14,160.44x = 19,540.82 × 7,873.24
  4. Step 4: Simplify right side
    14,160.44x = 153,849,565.66
  5. Step 5: Solve for x
    x = 153,849,565.66/14,160.44
  6. Step 6: Final answer
    x = 10,864.74

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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.