Home / 18,563.49-27,846.36-7,470.14

Finding the Fourth Proportional to 18,563.49, 27,846.36 and 7,470.14

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Solution

The fourth proportional to 18,563.49, 27,846.36 and 7,470.14 is: 11,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.49 : 27,846.36 = 7,470.14 : x
  2. Step 2: Convert to fraction form
    18,563.49/27,846.36 = 7,470.14/x
  3. Step 3: Cross multiply
    18,563.49x = 27,846.36 × 7,470.14
  4. Step 4: Simplify right side
    18,563.49x = 208,016,068.46
  5. Step 5: Solve for x
    x = 208,016,068.46/18,563.49
  6. Step 6: Final answer
    x = 11,205.66

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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.