Home / 27,290.02-37,659.87-15,353.44

Finding the Fourth Proportional to 27,290.02, 37,659.87 and 15,353.44

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Solution

The fourth proportional to 27,290.02, 37,659.87 and 15,353.44 is: 21,187.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.02 : 37,659.87 = 15,353.44 : x
  2. Step 2: Convert to fraction form
    27,290.02/37,659.87 = 15,353.44/x
  3. Step 3: Cross multiply
    27,290.02x = 37,659.87 × 15,353.44
  4. Step 4: Simplify right side
    27,290.02x = 578,208,366.15
  5. Step 5: Solve for x
    x = 578,208,366.15/27,290.02
  6. Step 6: Final answer
    x = 21,187.54

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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.