Home / 27,296.45-37,666.05-15,359.54

Finding the Fourth Proportional to 27,296.45, 37,666.05 and 15,359.54

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Solution

The fourth proportional to 27,296.45, 37,666.05 and 15,359.54 is: 21,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.45 : 37,666.05 = 15,359.54 : x
  2. Step 2: Convert to fraction form
    27,296.45/37,666.05 = 15,359.54/x
  3. Step 3: Cross multiply
    27,296.45x = 37,666.05 × 15,359.54
  4. Step 4: Simplify right side
    27,296.45x = 578,533,201.62
  5. Step 5: Solve for x
    x = 578,533,201.62/27,296.45
  6. Step 6: Final answer
    x = 21,194.45

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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.