Home / 19,462.80-26,848.84-11,391.14

Finding the Fourth Proportional to 19,462.80, 26,848.84 and 11,391.14

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Solution

The fourth proportional to 19,462.80, 26,848.84 and 11,391.14 is: 15,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.80 : 26,848.84 = 11,391.14 : x
  2. Step 2: Convert to fraction form
    19,462.80/26,848.84 = 11,391.14/x
  3. Step 3: Cross multiply
    19,462.80x = 26,848.84 × 11,391.14
  4. Step 4: Simplify right side
    19,462.80x = 305,838,895.28
  5. Step 5: Solve for x
    x = 305,838,895.28/19,462.80
  6. Step 6: Final answer
    x = 15,714.02

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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.