Home / 19,932.30-27,477.09-14,618.70

Finding the Fourth Proportional to 19,932.30, 27,477.09 and 14,618.70

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Solution

The fourth proportional to 19,932.30, 27,477.09 and 14,618.70 is: 20,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.30 : 27,477.09 = 14,618.70 : x
  2. Step 2: Convert to fraction form
    19,932.30/27,477.09 = 14,618.70/x
  3. Step 3: Cross multiply
    19,932.30x = 27,477.09 × 14,618.70
  4. Step 4: Simplify right side
    19,932.30x = 401,679,335.58
  5. Step 5: Solve for x
    x = 401,679,335.58/19,932.30
  6. Step 6: Final answer
    x = 20,152.18

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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.