Home / 19,618.56-27,092.88-14,231.52

Finding the Fourth Proportional to 19,618.56, 27,092.88 and 14,231.52

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Solution

The fourth proportional to 19,618.56, 27,092.88 and 14,231.52 is: 19,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.56 : 27,092.88 = 14,231.52 : x
  2. Step 2: Convert to fraction form
    19,618.56/27,092.88 = 14,231.52/x
  3. Step 3: Cross multiply
    19,618.56x = 27,092.88 × 14,231.52
  4. Step 4: Simplify right side
    19,618.56x = 385,572,863.58
  5. Step 5: Solve for x
    x = 385,572,863.58/19,618.56
  6. Step 6: Final answer
    x = 19,653.47

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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.