Home / 27,283.02-37,650.20-15,346.37

Finding the Fourth Proportional to 27,283.02, 37,650.20 and 15,346.37

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Solution

The fourth proportional to 27,283.02, 37,650.20 and 15,346.37 is: 21,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.02 : 37,650.20 = 15,346.37 : x
  2. Step 2: Convert to fraction form
    27,283.02/37,650.20 = 15,346.37/x
  3. Step 3: Cross multiply
    27,283.02x = 37,650.20 × 15,346.37
  4. Step 4: Simplify right side
    27,283.02x = 577,793,899.77
  5. Step 5: Solve for x
    x = 577,793,899.77/27,283.02
  6. Step 6: Final answer
    x = 21,177.78

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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.