Home / 19,935.59-27,510.75-10,983.92

Finding the Fourth Proportional to 19,935.59, 27,510.75 and 10,983.92

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Solution

The fourth proportional to 19,935.59, 27,510.75 and 10,983.92 is: 15,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.59 : 27,510.75 = 10,983.92 : x
  2. Step 2: Convert to fraction form
    19,935.59/27,510.75 = 10,983.92/x
  3. Step 3: Cross multiply
    19,935.59x = 27,510.75 × 10,983.92
  4. Step 4: Simplify right side
    19,935.59x = 302,175,739.59
  5. Step 5: Solve for x
    x = 302,175,739.59/19,935.59
  6. Step 6: Final answer
    x = 15,157.61

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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.