Home / 27,107.50-37,402.98-15,168.52

Finding the Fourth Proportional to 27,107.50, 37,402.98 and 15,168.52

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Solution

The fourth proportional to 27,107.50, 37,402.98 and 15,168.52 is: 20,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,107.50 : 37,402.98 = 15,168.52 : x
  2. Step 2: Convert to fraction form
    27,107.50/37,402.98 = 15,168.52/x
  3. Step 3: Cross multiply
    27,107.50x = 37,402.98 × 15,168.52
  4. Step 4: Simplify right side
    27,107.50x = 567,347,850.19
  5. Step 5: Solve for x
    x = 567,347,850.19/27,107.50
  6. Step 6: Final answer
    x = 20,929.55

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1.5x scale

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.