Home / 18,359.04-27,539.52-17,425.92

Finding the Fourth Proportional to 18,359.04, 27,539.52 and 17,425.92

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Solution

The fourth proportional to 18,359.04, 27,539.52 and 17,425.92 is: 26,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.04 : 27,539.52 = 17,425.92 : x
  2. Step 2: Convert to fraction form
    18,359.04/27,539.52 = 17,425.92/x
  3. Step 3: Cross multiply
    18,359.04x = 27,539.52 × 17,425.92
  4. Step 4: Simplify right side
    18,359.04x = 479,901,472.36
  5. Step 5: Solve for x
    x = 479,901,472.36/18,359.04
  6. Step 6: Final answer
    x = 26,139.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.