Home / 18,570.03-27,854.64-4,530.18

Finding the Fourth Proportional to 18,570.03, 27,854.64 and 4,530.18

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Solution

The fourth proportional to 18,570.03, 27,854.64 and 4,530.18 is: 6,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.03 : 27,854.64 = 4,530.18 : x
  2. Step 2: Convert to fraction form
    18,570.03/27,854.64 = 4,530.18/x
  3. Step 3: Cross multiply
    18,570.03x = 27,854.64 × 4,530.18
  4. Step 4: Simplify right side
    18,570.03x = 126,186,533.04
  5. Step 5: Solve for x
    x = 126,186,533.04/18,570.03
  6. Step 6: Final answer
    x = 6,795.17

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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.