Home / 27,039.45-37,314.04-15,102.95

Finding the Fourth Proportional to 27,039.45, 37,314.04 and 15,102.95

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Solution

The fourth proportional to 27,039.45, 37,314.04 and 15,102.95 is: 20,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.45 : 37,314.04 = 15,102.95 : x
  2. Step 2: Convert to fraction form
    27,039.45/37,314.04 = 15,102.95/x
  3. Step 3: Cross multiply
    27,039.45x = 37,314.04 × 15,102.95
  4. Step 4: Simplify right side
    27,039.45x = 563,552,004.90
  5. Step 5: Solve for x
    x = 563,552,004.90/27,039.45
  6. Step 6: Final answer
    x = 20,841.85

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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.