Home / 19,959.87-27,542.53-11,460.34

Finding the Fourth Proportional to 19,959.87, 27,542.53 and 11,460.34

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Solution

The fourth proportional to 19,959.87, 27,542.53 and 11,460.34 is: 15,814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959.87 : 27,542.53 = 11,460.34 : x
  2. Step 2: Convert to fraction form
    19,959.87/27,542.53 = 11,460.34/x
  3. Step 3: Cross multiply
    19,959.87x = 27,542.53 × 11,460.34
  4. Step 4: Simplify right side
    19,959.87x = 315,646,652.09
  5. Step 5: Solve for x
    x = 315,646,652.09/19,959.87
  6. Step 6: Final answer
    x = 15,814.07

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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.