Home / 18,386.52-27,581.40-5,907.66

Finding the Fourth Proportional to 18,386.52, 27,581.40 and 5,907.66

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Solution

The fourth proportional to 18,386.52, 27,581.40 and 5,907.66 is: 8,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.52 : 27,581.40 = 5,907.66 : x
  2. Step 2: Convert to fraction form
    18,386.52/27,581.40 = 5,907.66/x
  3. Step 3: Cross multiply
    18,386.52x = 27,581.40 × 5,907.66
  4. Step 4: Simplify right side
    18,386.52x = 162,941,533.52
  5. Step 5: Solve for x
    x = 162,941,533.52/18,386.52
  6. Step 6: Final answer
    x = 8,862.01

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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.