Home / 18,304.36-27,437.70-7,206.55

Finding the Fourth Proportional to 18,304.36, 27,437.70 and 7,206.55

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Solution

The fourth proportional to 18,304.36, 27,437.70 and 7,206.55 is: 10,802.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.36 : 27,437.70 = 7,206.55 : x
  2. Step 2: Convert to fraction form
    18,304.36/27,437.70 = 7,206.55/x
  3. Step 3: Cross multiply
    18,304.36x = 27,437.70 × 7,206.55
  4. Step 4: Simplify right side
    18,304.36x = 197,731,156.94
  5. Step 5: Solve for x
    x = 197,731,156.94/18,304.36
  6. Step 6: Final answer
    x = 10,802.41

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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.