Home / 27,068.34-37,352.03-15,133.40

Finding the Fourth Proportional to 27,068.34, 37,352.03 and 15,133.40

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Solution

The fourth proportional to 27,068.34, 37,352.03 and 15,133.40 is: 20,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068.34 : 37,352.03 = 15,133.40 : x
  2. Step 2: Convert to fraction form
    27,068.34/37,352.03 = 15,133.40/x
  3. Step 3: Cross multiply
    27,068.34x = 37,352.03 × 15,133.40
  4. Step 4: Simplify right side
    27,068.34x = 565,262,948.37
  5. Step 5: Solve for x
    x = 565,262,948.37/27,068.34
  6. Step 6: Final answer
    x = 20,882.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.