Home / 27,296.88-37,671.87-15,359.46

Finding the Fourth Proportional to 27,296.88, 37,671.87 and 15,359.46

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Solution

The fourth proportional to 27,296.88, 37,671.87 and 15,359.46 is: 21,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.88 : 37,671.87 = 15,359.46 : x
  2. Step 2: Convert to fraction form
    27,296.88/37,671.87 = 15,359.46/x
  3. Step 3: Cross multiply
    27,296.88x = 37,671.87 × 15,359.46
  4. Step 4: Simplify right side
    27,296.88x = 578,619,580.39
  5. Step 5: Solve for x
    x = 578,619,580.39/27,296.88
  6. Step 6: Final answer
    x = 21,197.28

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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.