Home / 27,395.43-37,806.83-15,458.77

Finding the Fourth Proportional to 27,395.43, 37,806.83 and 15,458.77

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Solution

The fourth proportional to 27,395.43, 37,806.83 and 15,458.77 is: 21,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.43 : 37,806.83 = 15,458.77 : x
  2. Step 2: Convert to fraction form
    27,395.43/37,806.83 = 15,458.77/x
  3. Step 3: Cross multiply
    27,395.43x = 37,806.83 × 15,458.77
  4. Step 4: Simplify right side
    27,395.43x = 584,447,089.40
  5. Step 5: Solve for x
    x = 584,447,089.40/27,395.43
  6. Step 6: Final answer
    x = 21,333.74

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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.