Home / 19,662.06-27,133.50-10,709.54

Finding the Fourth Proportional to 19,662.06, 27,133.50 and 10,709.54

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Solution

The fourth proportional to 19,662.06, 27,133.50 and 10,709.54 is: 14,779.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.06 : 27,133.50 = 10,709.54 : x
  2. Step 2: Convert to fraction form
    19,662.06/27,133.50 = 10,709.54/x
  3. Step 3: Cross multiply
    19,662.06x = 27,133.50 × 10,709.54
  4. Step 4: Simplify right side
    19,662.06x = 290,587,167.92
  5. Step 5: Solve for x
    x = 290,587,167.92/19,662.06
  6. Step 6: Final answer
    x = 14,779.08

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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.