Home / 19,646.20-27,111.58-11,262.52

Finding the Fourth Proportional to 19,646.20, 27,111.58 and 11,262.52

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Solution

The fourth proportional to 19,646.20, 27,111.58 and 11,262.52 is: 15,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.20 : 27,111.58 = 11,262.52 : x
  2. Step 2: Convert to fraction form
    19,646.20/27,111.58 = 11,262.52/x
  3. Step 3: Cross multiply
    19,646.20x = 27,111.58 × 11,262.52
  4. Step 4: Simplify right side
    19,646.20x = 305,344,711.98
  5. Step 5: Solve for x
    x = 305,344,711.98/19,646.20
  6. Step 6: Final answer
    x = 15,542.18

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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.