Home / 18,445.24-27,646.86-11,054.98

Finding the Fourth Proportional to 18,445.24, 27,646.86 and 11,054.98

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Solution

The fourth proportional to 18,445.24, 27,646.86 and 11,054.98 is: 16,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.24 : 27,646.86 = 11,054.98 : x
  2. Step 2: Convert to fraction form
    18,445.24/27,646.86 = 11,054.98/x
  3. Step 3: Cross multiply
    18,445.24x = 27,646.86 × 11,054.98
  4. Step 4: Simplify right side
    18,445.24x = 305,635,484.36
  5. Step 5: Solve for x
    x = 305,635,484.36/18,445.24
  6. Step 6: Final answer
    x = 16,569.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.