Home / 19,662.57-27,134.67-10,710.08

Finding the Fourth Proportional to 19,662.57, 27,134.67 and 10,710.08

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Solution

The fourth proportional to 19,662.57, 27,134.67 and 10,710.08 is: 14,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.57 : 27,134.67 = 10,710.08 : x
  2. Step 2: Convert to fraction form
    19,662.57/27,134.67 = 10,710.08/x
  3. Step 3: Cross multiply
    19,662.57x = 27,134.67 × 10,710.08
  4. Step 4: Simplify right side
    19,662.57x = 290,614,554.31
  5. Step 5: Solve for x
    x = 290,614,554.31/19,662.57
  6. Step 6: Final answer
    x = 14,780.09

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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.