Home / 18,300.06-27,467.10-7,214.40

Finding the Fourth Proportional to 18,300.06, 27,467.10 and 7,214.40

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Solution

The fourth proportional to 18,300.06, 27,467.10 and 7,214.40 is: 10,828.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.06 : 27,467.10 = 7,214.40 : x
  2. Step 2: Convert to fraction form
    18,300.06/27,467.10 = 7,214.40/x
  3. Step 3: Cross multiply
    18,300.06x = 27,467.10 × 7,214.40
  4. Step 4: Simplify right side
    18,300.06x = 198,158,646.24
  5. Step 5: Solve for x
    x = 198,158,646.24/18,300.06
  6. Step 6: Final answer
    x = 10,828.31

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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.