Home / 19,570.92-27,007.86-10,839.48

Finding the Fourth Proportional to 19,570.92, 27,007.86 and 10,839.48

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Solution

The fourth proportional to 19,570.92, 27,007.86 and 10,839.48 is: 14,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.92 : 27,007.86 = 10,839.48 : x
  2. Step 2: Convert to fraction form
    19,570.92/27,007.86 = 10,839.48/x
  3. Step 3: Cross multiply
    19,570.92x = 27,007.86 × 10,839.48
  4. Step 4: Simplify right side
    19,570.92x = 292,751,158.31
  5. Step 5: Solve for x
    x = 292,751,158.31/19,570.92
  6. Step 6: Final answer
    x = 14,958.48

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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.