Home / 19,646.36-27,111.98-10,693.92

Finding the Fourth Proportional to 19,646.36, 27,111.98 and 10,693.92

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Solution

The fourth proportional to 19,646.36, 27,111.98 and 10,693.92 is: 14,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.36 : 27,111.98 = 10,693.92 : x
  2. Step 2: Convert to fraction form
    19,646.36/27,111.98 = 10,693.92/x
  3. Step 3: Cross multiply
    19,646.36x = 27,111.98 × 10,693.92
  4. Step 4: Simplify right side
    19,646.36x = 289,933,291.69
  5. Step 5: Solve for x
    x = 289,933,291.69/19,646.36
  6. Step 6: Final answer
    x = 14,757.61

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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.