Home / 27,059.02-37,340.05-15,120.03

Finding the Fourth Proportional to 27,059.02, 37,340.05 and 15,120.03

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Solution

The fourth proportional to 27,059.02, 37,340.05 and 15,120.03 is: 20,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.02 : 37,340.05 = 15,120.03 : x
  2. Step 2: Convert to fraction form
    27,059.02/37,340.05 = 15,120.03/x
  3. Step 3: Cross multiply
    27,059.02x = 37,340.05 × 15,120.03
  4. Step 4: Simplify right side
    27,059.02x = 564,582,676.20
  5. Step 5: Solve for x
    x = 564,582,676.20/27,059.02
  6. Step 6: Final answer
    x = 20,864.86

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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.